Document:

Exhibit 4.14 

 

EQUITY PLEDGE AGREEMENT

 

This Equity Pledge Agreement
(this "Agreement") is entered into by the following Parties in Beijing, People's Republic of China (" China ")
on March 2, 2020:

 

Party A: Beijing Lianji
Future Technology Co., Ltd., with registered address of No.2-004,2/F ,11 Wanliuzhong Road, Haidian District, Beijing ; and the
legal representative of Wu Longming (the"Pledgee")

 

Party B: Kaiming HU, ID
Card No. ******; (referred to as the "Pledgor")

 

Party C: Beijing Kuali
Yitong Technology Co., Ltd. 

Address:
Room 3028, Floor 3, No. 18, Shangdi Xinxi Road, Haidian District, Beijing

Legal
Representative: Kaiming Hu

 

In this Agreement, any
Party individually is referred to as "the Party" or "the other Party ", and collectively are referred to as"
the Parties ".

 

WHEREAS:

 

		i.	The Pledgee is a foreign-funded enterprise established in accordance with Chinese laws;

		ii.	Beijing Kuali Yitong Technology Co., Ltd. (" Company ") is a limited liability
company established in accordance with Chinese laws;

		iii.	The Pledgor is Chinese citizens Kaiming Hu holds 100% equity interest of Party C as registered
shareholder of Party C (the "Equity");

		iv.	The Pledgee, the Pledgors and the Company have signed the Option Agreement (the "Option
Agreement ") on March 2, 2020, under which the Pledgors shall, subject to the conditions permitted by Chinese law, transfer
to the Pledgee and/or any other entity or person designated by the Pledgee all or part of the company's equity interest in the
Pledgors’ possession at the request of the Pledgee;

		v.	The Pledgee, the Company and its shareholders have signed the Business Operation Agreement
(together with the Option Agreement, collectively referred to as the "Master Agreement ");

		vi.	In order to guarantee the performance of the Pledgor and the Company’s obligations
under the Master Agreement, the Pledgor is willing to establish a pledge for the Pledgee as a guarantee for the performance of
the Pledgor and the Company with all the equity of the company owned by the Pledgor, and the Pledgor is willing to accept the pledge.

 

THEREFORE, through
friendly negotiations, the Parties hereby jointly agree to abide by the following:

 

		A.	Scope of Pledge and Guarantee 

		i.	The Pledgor agrees to pledge the total l00% equity interest of the company it owns to
the Pledgee as a guarantee of the Pledgor and the Company to fulfill all obligations under the Master Agreement as agreed in this
Agreement. The Company agrees that the Pledgor shall pledge the relevant equity to the Pledgee as agreed in this Agreement.The
term "Pledge" refers to the right enjoyed by the Pledgee that the price of the equity pledged to the Pledgee by the Pledgor
shall be preferentially compensated at a discount, auction or sale.

		ii.	The validity of the guarantee under this Agreement shall not be affected by any modification
or alteration of the Master Agreement, and the guarantee under this Agreement shall remain in force for the obligations of the
Pledgor and the Company under the amended Master Agreement. The invalidity, revocation or dissolution of the Master Agreement shall
not affect the validity of this Agreement. If any Master Agreement becomes invalid for any reason, or is revoked or rescinded,
the Pledgee shall have the right to enforce the pledge immediately subject to Section K of this Agreement.

 

     

     

    

 

		B.	Pledged Equity

		i.	The pledged equity under this Agreement is the total 100% equity interest held by the
Pledgors (hereinafter referred to as the "Pledged Equity") and the total interest associated with the pledged equity.

		ii.	During the validity of this Agreement, except for the Pledgee’s intention or gross
negligence directly causal to the result, the Pledgee shall not be held liable for any reduction in the value of the Pledged Equity,
and the Pledgor shall not be entitled to any form of recourse or claim against the Pledgee.

		iii.	Subject to the provisions of Section B. ii. above, if there is any possibility of a significant
reduction in the value of the Pledged Equity, which is sufficient to endanger the rights of the Pledgee, the Pledgee may at any
time request the Pledgors to auction or sell the Pledged Equity and negotiate with the Pledgors to use the remuneration of the
auction or sale to pay off the secured debt in advance or to deposit them with the notary office of the place where the Pledgee
is located (all expenses incurred therefrom shall be borne by the Pledgee).

		iv.	In the event of any default of contract by the Company or the Pledgors, the Pledgee shall
have the right to dispose the Pledged Equity in the manner specified in Section K under this Agreement.

		v.	With the prior consent of the Pledgee, the Pledgors may increase, transfer or assign
any equity of the company. The equity formed by the Pledgors's capital increase is also a Pledge Equity.

		vi.	With the prior consent of the Pledgee, the Pledgors may receive dividend or bonus of
the Pledged Equity.

 

		C.	Establishment of Pledge

		i.	The Pledgors promises to be responsible for the arrangement of pledge of stock rights("Pledge
of Stock Rights") under this Agreement to be recorded in the company's register of shareholders on the date of signing this
Agreement.

		ii.	The Parties further agree to record the Pledge of Stock Rights on the register of shareholders
of the Company subject to the terms and conditions of this Agreement in the form listed in Annex I to this Agreement, and to entrust
the register of shareholders which records the matters of Pledge of Stock Rights to the Pledgee’s care.

		iii.	The Pledgors promises to register the establishment of the pledge with the Administration
for Industry and Commerce of the place where the Company is registered. The Company promises to do its utmost to cooperate with
the Pledgors in completing the business registration of the equity pledge subject to this section.

 

		D.	Term of Pledge

		i.	The Pledge under this Agreement shall take effect as of the date of the registration
of the pledge by the competent Administration for Industry and Commerce of the Company and shall remain valid until the completion
of the performance of all debts under the Master Agreements (the "Term of the Pledge ").

		ii.	During the term of pledge, if the Pledgors and the Company fail to perform or properly
perform their obligations under the Master Agreement, the Pledgee shall have the right to dispose of the pledge rights subject
to the provisions of Section K of this Agreement.

 

     

     

    

 

		E.	Custody and Return of Pledge Certificate 

		i.	The Pledgors shall, within three (3) working days from the date of completion of the
registration of the pledge by the Company's competent Administration for Industry and Commerce and the recording og Pledge of Stock
Rights in the register of shareholders of the Company as mentioned in Section C above, deliver the registration certificate of
the pledge to the Pledgors for custody; the Pledgee is obliged to keep the received pledge documents under custody.

		ii.	If the pledged equity is rescinded subject to the provisions of this Agreement, the Pledgee
shall return the pledge registration certificate to the Pledgors within three (3) working days after the dissolution, and provide
necessary assistance in the process of the Pledgors handling the rescission of the pledge registration.

 

		F.	Representation and Warraties of Pledgors

The
Pledgors hereby represents and warrants to the Pledgee as of the effective date of this Agreement:

		i.	The Pledgors are the legal holders of the registered Pledged Equity;

		ii.	Except for the interests of the Pledgee, the Pledgors have not placed any other pledge
or other right on the equity;

		iii.	The pledge of equity under this Agreement constitutes a primary interest of the pledged
equity; 

		iv.	The shareholders' meeting of the company has agreed to pledge the equity under this Agreement
by resolution;

		v.	This Agreement, once in force, constitutes a legal, valid and legally binding obligation
on the Pledgor;

		vi.	The pledge by the Pledgors under this Agreement shall not violate the laws, regulations
and other relevant provisions of the government departments, nor any contract, agreement or convenant made to any third party (other
than the Company) by the Pledgors;

		vii.	All documents and information provided by the Pledgors to the Pledgee relating to this
Agreement is true, accurate and complete;

		viii.	There is no breach or conflict between the signature and performance of this Agreement
by the Pledgor and all laws to which it applies or any agreement, any court decision, any award of the arbitral organ, or any decision
of any administrative in which the Pledgor is involved as one Party or is binding on the Pledgor’s assets.

 

		G.	Representation and Warraties of the Company

The Company hereby represents
and warrants to the Pledgee as of the effective date of this Agreement:

		i.	The Company is a limited liability company legally established and validly maintained
in accordance with the laws of China, with independent legal personality, complete and independent legal status and legal capacity
to sign, deliver and perform this Agreement, and may act independently as a Party to the proceedings;

		ii.	All reports, documents and information provided by the Company to the Pledgee prior to
the entry into force of this Agreement concerning the Pledged Equity and all items required under this Agreement are true and correct
in all substance;

		iii.	All reports, documents and information provided by the Company to the Pledgee after the
entry into force of this Agreement concerning the Pledged Equity and all itmes required under this Agreement are true and valid
at the time of that provision in all substance;

		iv.	This Agreement, duly signed by the Company, constitutes a legal, valid and legally binding
obligation to the Company;

		v.	The Company has full power and authority to sign and deliver this Agreement and all other
trades related to this Agreement and the documents it will sign, and the company has full power and authority to complete the transactions
described in this Agreement;

		vi.	There are no pending actions, legal proceedings or requests in any court or arbitral
tribunal against the Company or its assets (including but not limited to Pledged Equity) or threats to the knowledge of the Company,
and there are no actions, legal proceedings or requests against the Company or its assets in any governmental or administrative
organ (including, but not limited to, Pledged Equity) pending or threatened actions, legal proceedings or requests known to the
Company will have a significant or adverse impact on the financial situation of the Company or on the ability of the Pledgors to
fulfil their obligations and security responsibilities under this Agreement;

		vii.	Company agrees to undetake joint liability to the Pledgee for the representation and
warranties made by the Pledgors under Section F.i, F.ii., F. iii., F. iv., F. v.i. of this Agreement;

		viii.	The Company hereby warrants to the Pledgee that the above statement and warranties are
true and correct and will be fully complied with at any time before the contractual obligations are fully performed or the guaranteed
debt is fully settled.

 

     

     

    

 

		H.	Covenants of Pledgors

		i.	The Pledgors hereby warrant to the Pledgee in the interest of the Pledgee that, during
the term of this Agreement, the Pledgor shall:

		a)	Complete the registration of equity pledge under this Agreement with the Administration
for Industry and Commerce subject to the provisions of this Agreement;

		b)	No equity shall be transferred without the prior written consent of the Pledgee, and
no new pledge or other security interest that may affect the rights and interests of the Pledgee shall be created or permitted
on the pledge;

		c)	Comply with and enforce the provisions of all laws and regulations concerning pledge
of rights, and to present to the Pledgee such notice, order or proposal to the Pledgee within five (5) days upon receipt of the
notice, instruction or proposal issued or formulated by the competent authority concerned in respect of pledge, and to comply with
such notice, instruction or proposal, or to make objections and statements on such matters at the reasonable request of the Pledgee
or with the consent of the Pledgee;

		d)	Promptly notify the Pledgee of any event or notice received that may cause the Pledgors
an impact on the rights of the equity or any part thereof, and of any change of warranty, obligation by the Pledgors, or any event
or notice received that may cuase an impact as set forth in this Agreement.

		ii.	The Pledgors warrants that the exercise of the rights of the Pledgees in accordance with
the terms of this Agreement shall not be interrupted or impaired by legal proceedings by the Pledgors or any successor to the Pledgors
or the principal of the Pledgors or any other person passing through the proceedings.

		iii.	The Pledgors warrants to the Pledgees that in order to protect or improve the guarantee
of the obligations of the Pledgors and the Company under the Master Agreement, the Pledgors sign in good faith and prompt other
parties with an interest in the Pledge to sign all rights certificates, covenants, and/or perform and prompt other interested parties
to perform the acts required by the Pledgee, and to facilitate the exercise of the rights and authorizations granted to the Pledgees
under this Agreement.

		iv.	The Pledgors warrants to the Pledgees that the Pledgor shall sign with the Pledgee or
his designated person (natural person/legal person) all change documents (if applicable and necessary) relating to the equity certificate
and to provide the Pledgee, within a reasonable period of time, with all notices, orders and decisions concerning the pledge that
it deems necessary.

		v.	The Pledgors warrants to the Pledgee that, for the benefit of the Pledgee, the Pledgors
shall abide by and perform all the warranties, guarantees, agreements, statements and conditions. If the Pledgors fails to comply
with, fail to perform or fail to fully perform the warranties, guarantees, agreements, statements and conditions, the Pledgors
shall compensate the Pledgee for all reasonable losses suffered therefrom.

		vi.	The Pledgors shall not carry out or permit any act or action which may adversely affect
the interests or pledge of the Pledgees under the Transaction Agreement and this Agreement. The Pledgors waive the preemptive right
when the Pledgee realizes the pledge.

 

     

     

    

 

		I.	Covenants of the Company 

The Company hereby warrants
to the Pledge in the interest of the Pledge as follows:

		i.	If the signing and performance of this Agreement and the pledge of shares under this
Agreement require the consent, permission, waiver, authorization or approval, permission, exemption or registration or filing with
any government agency of any third party, the Company shall do its utmost to assist in obtaining and maintaining its full validity
during the validity of this Agreement;

		ii.	Without the prior written consent of the Pledgors, the Company will not assist or permit
the Pledgors to establish any new pledge or any other security interest of the pledged equity;

		iii.	Without the prior written consent of the Pledgors, the Company will not assist or permit
the Pledgors to transfer the pledged equity; in the event of any legal action, arbitration or other request that may adversely
affect the interests of the Company, the pledged equity or the Pledgee under the Transaction Agreement and this Agreement, the
Company warrants to notify the Pledgee in writing as soon as possible and as promptly as possible and to take all necessary measures,
at the reasonable request of the Authority, to ensure the pledge interest of the pledged equity;

		iv.	The Company will provide the Pledgee with the financial statements of the previous quarter
of the calendar, including (but not limited to) the balance sheet, profit statement and cash flow statement, within the first month
of each calendar quarter;

		v.	The Company warrants to take all necessary measures and sign all necessary documents
(including, but not limited to, supplementary agreements to this Agreement) at the reasonable request of the Pledgee to ensure
the pledge interest of the Pledgee in the pledged equity and the exercise and realization of such rights;

		vi.	If any transfer of pledged equity arising from the exercise of the pledge under this
Agreement, the Company warrants to take all measures to effect such transfer.

		vii.	In the event of any legal action, arbitration or other request that may adversely affect
the interests of the Company, the pledged equity or the Pledgee under the Transaction Agreement and this Agreement, the Company
warrants to notify the Pledgee in writing promptly as soon as possible and to take all necessary measures to ensure the pledge
interest of the Pledgee in the pledged equity in accordance with the reasonable request of the Pledgee.

 

		J.	Events of Default and Liability for Default

		i.	The following items are all considered as events of default:

		a)	Failure of the Pledgors or Company to perform its obligations under the Master Agreement;

		b)	Any statement, guarantee or warranty made by the Pledgor under Section E and Section
F of this Agreement is materially misleading or erroneous, or the Pledgors violate any other provisions of this Agreement;

		c)	The Pledgors renounce the pledged equity or transfer the pledged equity without the written
consent of the Pledgees;

		d)	Any loan, security, compensation, guarantee or other debt liability of the Pledgors itself
be required to repay or perform in advance for breach of contract; or (ii) have expired but can not be repaid or performed on time,
thereby affecting the ability of the Pledgees to believe that the Pledgors have fulfilled their obligations under this Agreement;

		e)	The Company can not repay general debts or other debts;

		f)	Any reason other than force majeure which makes this Agreement illegal or the Pledgors
unable to continue to perform their obligations under this Agreement;

		g)	Due to the adverse change the property the Pledgors own, the Pledgee assumes that the
Pledgor ’s ability to perform its obligations under this Agreement has been affected

 

     

     

    

 

		h)	Heir or executor of the Company can only perform part or refuse to perform the payment
liability under the Master Agreement;

		i)	A breach of contract resulting from an act or omission of the Pledgors in breach of other
provisions of this Agreement;

		j)	Any applicable law that considers this Agreement to be unlawful or causes the Pledgor
to continue to perform its obligations under this Agreement;

		k)	Any approval, license or authorization of any government department that causes this
Agreement to be enforceable, lawful and valid is revoked, terminated, invalidated or substantially modified.

		ii.	If any of the matters referred to in Section J.i. or the events likely to result in such
matters have occurred, the Pledgors shall immediately notify the Pledgee in writing.

		iii.	Unless the default listed in Section J.i. has been satisfactorily resolved to the satisfaction
of the Pledgee, the Pledgee may, at the time or at any time after the occurrence of the default by the Pledgors, issue a notice
of default in writing to the Pledgors, requiring the Pledgors to immediately pay the arrears and other accounts payable under the
Master Agreement or to dispose of the pledge under Section K of this Agreement.

		iv.	Notwithstanding any other provisions of this Agreement, the validity of Section J shall
not be affected by the termination of this Agreement

 

		K.	Exercise of the Pledge

		i.	The Pledgors shall not transfer the pledged equity without the written consent of the
Pledgee until all obligations under the Master Agreement have been fulfilled.

		ii.	In the event of a breach referred to in Section J, the Pledgees shall give notice of
breach to the Pledgors when exercising the pledge. The Pledgee may exercise the right to dispose of the pledge at the same time
as notice of breach under Section J.iii. or at any time after notice of breach.

		iii.	The Pledgee shall have the right to sell or otherwise dispose of the pledge equity under
this Agreement in accordance with legal procedures. If the Pledgee decides to exercise the pledge, the Pledgors warrants to transfer
all their shareholder rights to the Pledgee. In addition, the Pledgee shall have the right, in accordance with legal procedures,
to discount all or part of the shares under this Agreement or to give priority to the payment for the auction or sale of the equity.
When the Pledgee disposes of the pledge under this Agreement, the Pledgors shall not set up obstacles and shall give necessary
assistance to enable the Pledgee to realize the pledge.

 

L.
Assignment of the Agreement

		i.	The Pledgors shall not be entitled to grant or assign their rights and obligations under
this Agreement except with the prior written consent of the Pledgee. In the event of death of the Pledgors, the Pledgors agrees
to transfer the rights and obligations under this Agreement immediately to the person designated by the Pledgee.

		ii.	This Agreement is binding on the Pledgor and its successors or heirs and is valid for
the Pledgee and each of its successors, heirs or assignees designated by the Pledgee.

		iii.	The Pledgee may transfer all or any of its rights and obligations under the Master Agreement
to its designated person (natural person/legal person) at any time and subject to the law, in which case the transferee shall enjoy
and assume the rights and obligations enjoyed and assumed by the Pledgee under this Agreement as it shall enjoy and warrant as
a party to this Agreement. When transferring rights and obligations under the Master Agreement, the Pledgee shall only send a written
notice to the Pledgors, who shall sign an agreement and/or document relating to the transfer at the request of the Pledgee. In
addition, if the Pledgee intends to transfer the rights and obligations of this Agreement, it shall notify the Pledgors in writing
and obtain the written consent of the Pledgors.

		iv.	After the change of the Pledgee caused by the transfer, the parties to the new pledge
shall re-sign the equity pledge agreement; and the content of the equity pledge agreement shall be in substance consistent with
this Agreement.

 

     

     

    

 

M. Execution and Termination
of the Agreement

		i.	This Agreement shall be established and enter into force since the date of signing.

		ii.	When conditions permit, the Parties shall do their best to process and promote the registration
of pledge at the administration for industry and commerce where the company registered under this Agreement, but the Parties also
confirm whether the pledge under this Agreement is registered for the record. The registration has no influence on the effectiveness
and validity of this Agreement.

		iii.	After the service fee reimbursement under the service agreement has been completed and
the Pledgors no longer assumes any obligations under the service agreement, the Pledgee shall cancel or rescind this Agreement.

		iv.	The release of the pledge shall be recorded accordingly in the register of shareholders
of the company, and shall be nullified in accordance with the law at the administration for industry and commerce where the company
is registered.

 

N. Service Fees and
Other Charges

		i.	All expenses and actual costs relating to this Agreement, including but not limited to
taxes, legal expenses, cost of work and any other expenses, etc., shall be borne by the Pledgors. If the law provides that the
Pledgee shall pay the relevant taxes and fees, the Pledgors shall compensate the Pledgee in full for the taxes and fees paid.

		ii.	If the Pledgor fails to pay any taxes, fees or other charges under this Agreement or
for other reason that the Pledgees takes any way or means of recourse, and the Pledgors shall bear all reasonable expenses arising
therefrom.

 

O. Force Majeure

		i.	Force majeure means any event beyond the reasonable control of one party and which can
not be avoided with the reasonable attention of the affected party, including, but not limited to, acts of government, natural
forces, fires, explosions, storms, flooding, earthquakes, tides, lightning or war. However, insufficient credit, capital or financing
may not be regarded as a matter beyond the reasonable control of one party. The party affected by force majeure shall notify the
other party of such exemption as soon as possible.

		ii.	When the performance of this Agreement is delayed or hindered by force majeure in the
foregoing definition, the party affected by force majeure shall not be liable under this Agreement to the extent of delay or hindrance.
The affected party shall take appropriate measures to reduce or eliminate the effects of force majeure and shall endeavour to restore
the performance of obligations delayed or obstructed by force majeure. Once force majeure is eliminated, the Parties agree to resume
performance under this Agreement with maximum effort.

 

P. Confidentiality

		i.	The Parties to this Agreement acknowledge and determine that any oral or written information
exchanged with each other regarding this Agreement is confidential. All such information shall be kept confidential by the Parties
and no relevant information shall be disclosed to any third party without the written consent of the other party, except:

		a)	The information is known or will be known to the public (but not disclosed to the public
by one of the receiving parties);

		b)	Information to be disclosed under applicable law or rules or regulations of a stock exchange;
or

		c)	If any party is required to disclose to its legal or financial counsel information relating
to a transaction under this Agreement, the legal or financial counsel shall also be subject to a duty of confidentiality similar
to this provision. The disclosure by any staff member or employing agency of either party shall be regarded as the disclosure by
that party and shall be liable for breach of contract in accordance with this Agreement. This clause remains in force regardless
of whether this Agreement is void, rescinded, terminated or unoperable for any reason.

		ii.	After the termination of this Agreement, one Party shall, at the request of the other
Party, return, destroy or otherwise process all documents, information or software containing confidential information and cease
to use such confidential information.

		iii.	Notwithstanding other provisions of this Agreement, the effect of Section P shall not
be affected by the suspension or termination of this Agreement.

 

     

     

    

 

Q. Applicable Law and
Dispute Resolution

		i.	The conclusion, validity, performance, modification, interpretation and termination of
this Agreement and the settlement of disputes shall comply with the Chinese law.

		ii.	Any dispute arising from or in connection with the execution of this Agreement shall
be settled by friendly negotiation between the Parties.

		iii.	If, within thirty (30) days of a request by one of the parties for a negotiated settlement
of the dispute, no settlement agreement has been reached, either party may submit the dispute to the Hong Kong International Arbitration
Centre for arbitration. Arbitration shall be conducted in accordance with the arbitration rules in force at that time of the Hong
Kong International Arbitration Centre, and the place of arbitration shall be Hong Kong. All procedures for arbitration shall be
in Chinese. The arbitral award is final and binding on either party and the parties agree to be bound by the arbitral award and
execute accordingly. When any dispute arises and any dispute is under arbitration, the parties may exercise other rights under
this Agreement and shall perform other obligations under this Agreement in addition to the matters in dispute.

 

R. Notification

Notice or other
communication issued by either party under this Agreement shall be made in writing and sent by special person to the other party
at the following address or other designated address by other party at any time. The date on which the notice is deemed to have
actually been delivered shall be determined as follows:As for the notice delivered by a designated person, the day on which the
delivery is accomplished shall be deemed as actually delivered ;(b) As for the notice sent by letter, the seventh (7) day after
the postage-paid registered air mail (marked on the postmark), or the fourth (4) day after delivery to an internationally recognized
delivery service will be deemed as actually delivered ;(c) As for the notice sent by fax, the receiving date on the confirmation
of transmission of the document shall be deemed to have been delivered; and (d) As for the notice sent by e-mail, the time the
e-mail enters the EDI system of the e-mail box provided by the delivered Party shall be deemed to have actually been delivered.

 

Pledgee: Beijing
Lianji Future Technology Co., Ltd.

Contact: Wu
Longming

 

Pledgor: Kaiming
Hu

 

Company: Beijing
Kuali Yitong Technology Co., Ltd.

Contact: Kaiming
Hu

 

     

     

    

 

S. Others

		i.	The title of this Agreement is intended solely for ease of reading and shall not be used
to interpret, illustrate or in other aspects affect the meaning of the provisions of this Agreement.

		ii.	The Parties confirm that this Agreement, once in force, constitutes a complete Agreement
and consensus reached by the Parties on the contents of this Agreement and completely supersedes all oral or/and written agreements
and consensus reached by the Parties prior to this Agreement relating to the contents of this Agreement.

		iii.	This Agreement shall be binding on the parties to this Agreement and their respective
heirs, successors and permitted assignees and made only for the benefit of the above mentioned persons.

		iv.	Any rights, powers and remedies conferred upon the Parties by any provision of this Agreement
shall not exclude any other rights, powers or remedies enjoyed by that party under the provisions of the law and other provisions
under this Agreement, and the exercise by one party of its rights, powers and remedies shall not exclude the exercise of other
rights, powers and remedies enjoyed by that party.

		v.	Failure by any party to this Agreement to exercise or fail to exercise timely its rights,
powers and remedies (" the rights of that party ") under this Agreement or Law shall not be deemed to be a waiver of
such rights, nor shall it affect the future exercise by that party of such rights in other ways as well as of other rights of that
party.

		vi.	If any provision of this Agreement is found to be void, invalid or unenforceable by a
competent court or arbitral institution, it shall not affect or impair the validity and enforceability of other provisions. However,
the parties to this Agreement shall cease to perform such void, invalid and unenforceable provisions and, to the extent closest
to their original intent, amend them only to the extent that they are valid and enforceable against such particular facts and circumstances.

		vii.	Consent and confirm that the "(prior)written consent of the Pledgee " under
this Agreement means that the matter shall be subject to the approval of the board of directors of the Pledgee and shall be notified
to Party B and Party C as agreed in Section R of this Agreement.

		viii.	Matters not covered by this Agreement shall be determined through consultation between
the Parties. The Parties shall amend and supplement this Agreement by written agreement. The modified and supplementary agreements
relating to this Agreement duly signed by the Parties are an integral part of this Agreement and have the same legal effect as
this Agreement.

		ix.	The original of this Agreement has five (5) duplicates. Each party holds one (1), and
the other originals are used to submit to the equity pledge registration institution for the registration of equity pledge. Each
original has the same legal effect.

		x.	The Appendix to this Agreement constitutes an integral part of this Agreement and has
the same legal effect as this Agreement.

 

(No
text below on this page)

 

     

     

    

 

Hereby,
each party has personally or prompted its legally authorized representative to sign this Agreement on the date and address listed
in the first part of this Agreement, in witness whereof.

 

Beijing Lianji Future Technology Co., Ltd.

(Seal)

/s/ Seal of Beijing Lianji Future Technology Co., Ltd.

 

Signature of legal representative

 

	/s/ Longming Wu	 

 

Name: Longming Wu

 

     

     

    

 

Hereby,
each party has personally or prompted its legally authorized representative to sign this Agreement on the date and address listed
in the first part of this Agreement, in witness whereof.

 

	/s/ Kaiming Hu	 

 

     

     

    

 

Hereby,
each party has personally or prompted its legally authorized representative to sign this Agreement on the date and address listed
in the first part of this Agreement, in witness whereof.

 

Beijing Kuali Yitong Technology Co., Ltd.

(Seal)

/s/ Seal of Beijing Kuali Yitong Technology Co., Ltd.

 

Signature of legal representative

 

	/s/ Kaiming Hu	 

 

Name: Kaiming Hu

 

     

     

    

 

Appendix

 

Register of shareholders of Beijing Kuali
Yitong Technology Co., Ltd.

 

Date:

 

	Name	Share Proportion	Personal Information
	Kaiming Hu	100%	
        ID:******

        Address: No.351 Hanjia
        Yingzi Cun, Hushan Zhen, Lanshan District, Rizhao City, Shandong ProvinceExhibit 4.15

 

OPTION AGREEMENT

 

This Option Agreement
(this "Agreement ") is concluded by the following Parties on March 2, 2020 in Beijing, People's Republic of China ("
China "):

 

Party A: Beijing Lianji
Future Technology Co., Ltd., with registered address of No.2-004,2/F ,11 Wanliuzhong Road, Haidian District, Beijing; and the legal
representative of Wu Longming

 

Party B: Kaiming HU, ID
Card No. ******; 

Party C: Beijing Kuali
Yitong Technology Co., Ltd. 

Address: Room 3028, Floor
3, No. 18, Shangdi Xinxi Road, Haidian District, Beijing 

Legal Representative:
Kaiming Hu

 

In this Agreement, any
Party individually is referred to as "the Party" or "the other Party ", and collectively are referred to as"
the Parties ".

 

WHEREAS:

		i.	Party A is a foreign-funded enterprise established in accordance with the Chinese law;

		ii.	Party C is a limited liability company established subject to the Chinese law;

		iii.	Party B is a Chinese citizen. Kaiming HU holds 100% equity of Party C as registered shareholder
of Party C, ("equity");

		iv.	Party A, Party B and Party C have signed the Equity Pledge Agreement ("Equity Pledge
Agreement") on March 2, 2020;

		v.	Party A, Party C and its shareholders have signed the Business Operation Agreement ("Business
Operation Agreement") on March 2, 2020.

 

THEREFORE, through
friendly negotiations, the Parties hereby jointly agree to abide by the following:

 

		A.	Option

		i.	Option Granted

Party
B hereby grants Party A an exclusive, irrevocable and without any additional conditions the right of option, according to which
Party A shall have the right to purchase from Party B at any time at the price specified in Section A.iii. of this Agreement, subject
to the permission of Chinese law, in accordance with Party A's own steps for exercise, or at any time by Party A's designated person
or persons (the "designated person ") to purchase all or part of Party C's equity held by Party B, or one exclusive right
(the" right to purchase ") of all or part of the assets owned by Party C. No other third party shall have the right of
purchase except Party A and/or the designated person. The "person" stipulated in this Agreement includes individuals,
companies, joint ventures, partnerships, enterprises, trusts or non-corporate organizations.

		ii.	Steps for exercise of purchase option

Party
A and/or the designated person may exercise the right of purchase by giving Party B a written notice (" Purchase Notice ")
of the sample listed in Appendix I to this Agreement specifying its share of the equity to be purchased from Party B (" Purchased
Equity ") or the total amount of assets and the manner in which it will purchase from Party C.

Within
seven (7) working days after Party B receives the notice of purchase, depending on the circumstances, Party B shall sign an equity
transfer contract with Party A and/or the designated person in accordance with the requirements of the purchase notice or Party
C shall sign an asset transfer contract with Party A and/or the designated person in accordance with the requirements of the purchase
notice to determine the transfer of the purchased equity or assets to Party A and/or the designated person as soon as possible.

 

     

     

    

 

		iii.	Purchase Price

		a)	Party A exercises its right of purchase, the purchase price of the purchased equity ("
equity purchase price") or the purchase price of the purchased asset (" asset purchase price ") shall be at nominal
or nominal prices unless the Chinese laws and regulations applicable at the time require an assessment of the purchased equity
or assets or other restrictive provisions regarding the price of the equity or assets; If the Chinese laws and regulations applicable
when Party A exercises the right of purchase do not allow the transfer at nominal or symbolic price, the purchase price of the
equity shall be equal to the original investment price (" original investment price ") paid by Party B for the equity
purchased, and the purchase price of the asset shall be equal to the book value of the asset.

		b)	If the Chinese laws and regulations applicable when Party A exercises the right of purchase
require the evaluation of the purchased equity or assets or other restrictive provisions against the price of the equity or assets,
Party A and Party B agree that the purchase price shall be the minimum price allowed by the applicable law. If the minimum price
allowed by the law is higher than the original investment price corresponding to the purchased equity and the book value corresponding
to the purchased assets, Party B shall pay Party A the remaining amount of the excess after deducting all taxes and fees paid by
Party B in accordance with the applicable Chinese laws and regulations.

		iv.	Transfer of Acquired Equity or Assets

After
Party A gives notice of purchase under this Agreement, Party B shall instruct Party C to hold a shareholders' meeting in time,
at which Party B shall facilitate the adoption of a resolution authorizing Party B to transfer equity to Party A and/or the designated
person, and Party C to transfer assets to Party A and/or the designated person;

		a)	Party B shall sign the declaration of waiver of the preemptive right as listed in Appendix
II to this Agreement and agree to waive the preemptive right for the other part of Party C;

		b)	Party B shall sign an equity transfer contract with Party A and/or the designated person
for each transfer in accordance with this Agreement and the relevant purchase notice of the purchased equity;

		c)	Party C shall, together with Party A and/or the designated person, sign the assets transfer
agreement in accordance with this Agreement or the provisions regarding the purchase notice of purchased assets for each transfer.

		d)	The Parties shall sign all other required contracts, agreements or documents, obtain
all required government approval and consent, and take all required actions to give Party A and/or the designated person effective
ownership of the purchased equity without any security interest and to make Party A and/or the designated person the registered
owner (if applicable) of the purchased equity in the administration of industry and commerce, and such equity or assets shall be
free from any third party interest. In this section and this Agreement ," security interests "includes warranties, mortgages,
pledges, third party rights or interests, any share purchase, acquisition rights, preemptive rights, rights of offset, retention
of title or other security arrangements, etc., but does not include any security interests arising under the Equity Pledge Agreement.

		e)	Party B and Party C shall unconditionally assist Party A in obtaining all government
approval, licensing, registration, filing and completion of all necessary procedures required for the transfer of the purchased
equity, assets.

		v.	The payment method of the purchase price shall be determined by Party A and / or the
designated person in consultation with Party B in accordance with the requirements of the law applicable to the exercise of the
right to purchase, and shall be clearly stipulated in the equity transfer contract or the asset transfer contract signed at the
time of each exercise of the right to purchase.

 

     

     

    

 

		B.	The Convenants of Party B and Party C

		i.	Without the prior written consent of Party A, the constitutional documents of Party C
shall not be supplemented, altered or modified in any form; its registered capital shall not be increased or reduced, and its registered
capital structure shall not be altered otherwise;

		ii.	Without the prior written consent of Party A, do not sell, transfer, mortgage or otherwise
dispose of any legal or beneficial interest in any equity at any time from the date of signing of this Agreement, or allow any
other security interest to be established on it, but according to Equity Pledge Agreement, except for the pledge rights set in
the equity of Party C;

		iii.	Without the prior written consent of Party A, Party B will not vote at the shareholders'
meeting of Party C to agree or support or sign any shareholders' meeting resolution authorizing the sale, transfer, mortgage or
other disposition of any equity interest, or permit the establishment of any other security interest on it, except to Party A or
its designated person;

		iv.	Party B and Party C agree that Party A may transfer all its rights and obligations under
this Agreement to any third party, but only after Party A gives written notice to Party B and Party C, without further permission
from Party B or Party B’s shareholders;

		v.	Without the prior written consent of Party A, Party B will not vote at the shareholders'
meeting of Party C to agree, support or sign any shareholder resolution to approve the merger or union of Party C with any person,
or to acquire or invest in any person;

		vi.	Maintain the existence of Party C in accordance with sound financial and commercial standards
and practices, to conduct its business and settle matters prudently and efficiently; and ensure that all business is carried out
throughout the normal course of business in order to maintain the value of Party C's assets and to refrain from any action/inaction
that would affect its operating conditions and the value of its assets;

		vii.	No action and/or omission which may have any significant impact on the assets, business
and liabilities of Party C shall be carried out without the prior written consent of Party A; no lawful or beneficial interest
in the sale, transfer, mortgage or other disposition of any assets, business or income of Party C at any time from the date of
signing of this Agreement without the prior written consent of Party A, or any other security interest allowed in it;

		viii.	Without the prior written consent of Party A, Party C shall not incur, inherit, guarantee
or permit the existence of any debts, except (i) debts arising in the course of normal or daily business and not through borrowing;
and (ii) debts that have been disclosed to Party A and with the written consent of Party A;

		ix.	Without the prior written consent of Party A, Party C shall not enter into any significant
contract, except in the ordinary course of business (for the purposes of this paragraph, if the value of a contract exceeds $10,000(USD300,000.00),
it shall be considered a significant contract);

		x.	Without the prior written consent of Party A, Party C shall not provide loans or credit
to any person, except for other receivables or fund transfers arising in the course of Party C's normal operation;

		xi.	Without the prior written consent of Party A, Party B shall not appoint or remove any
directors, supervisors or other management personnel of Party C who shall be appointed or removed by Party B. To provide Party
A with information on the operation and financial status of Party C at its request;

		xii.	Upon the request of Party A, Party C shall purchase and hold the insurance from the insurance
company accepted by Party A in the same amount and type of insurance maintained in accordance with the amount and type of insurance
normally covered by the company in which Party C operates similar business in the same area and owns similar property or assets;

		xiii.	Notify Party A immediately of any litigation, arbitration or administrative proceedings
that occur or may occur in connection with the ownership of Party B's equity, Party C's assets, business and income;

 

     

     

    

 

		xiv.	In order to maintain Party B's ownership of the equity, sign all necessary or appropriate
documents, take all necessary or appropriate actions and make all necessary or appropriate claims or make necessary and appropriate
defences against all claims;

		xv.	In order to maintain C's ownership of all its assets, sign all necessary or appropriate
documents, take all necessary or appropriate actions and raise all necessary or appropriate claims or contest all claims as necessary
and appropriate;

		xvi.	Without the prior written consent of Party A, Party C shall not pay dividends to its
shareholders in any form, but shall immediately distribute all its distributable profits to its shareholders in whole or in part
upon the written request of Party A;

		xvii.	Enable the shareholders' meeting of the company to vote in favour of the transfer of
the acquired equity under this Agreement;

		xviii.	To appoint the persons nominated by Party A as directors and senior managers of Party
C upon the request of Party A;

		xix.	Party B shall exercise all its rights as a shareholder of Party C only under the written
authorization of Party A and at the request of Party A;

		xx.	Strictly abide by the provisions of this Agreement and other contracts signed jointly
or separately by Party B, Party C and Party A, and effectively fulfill their obligations under such contracts without any action/inaction
that would affect the validity and enforceability of such contracts;

		xxi.	Party B warrants not to make or authorize in any way any resolution, instruction, consent
or order from others (including, but not limited to, the directors of the company nominated by Party B) to engage Party C in any
transaction that will or may materially affect the assets, rights, obligations or business of Party C (including its branches,
subsidiaries and affiliated companies)(hereinafter referred to as "prohibited transactions "), or to sign any agreement,
contract, memorandum or other form of transaction document (hereinafter referred to as" prohibited documents "), nor
to as "prohibited transactions ".

		xxii.	During the validity of this Agreement, Party B shall make its best efforts to develop
the business of Party C and guarantee that Party C shall operate legally and in accordance with the law, and that it shall not
carry out any action or inaction which may impair the assets, goodwill or the validity of Party C's operating license.

 

		C.	Representation and Warrants of Party B and Party C

Party B and Party C hereby
represents and warrants to Party A the following on the date of signing of this Agreement and each transfer date:

		i.	Party B and Party C have the power to sign and deliver this Agreement and any equity
transfer contract or asset transfer contract (each referred to as a "contract of assignment ") entered into under this
Agreement and for each transfer of the acquired equity or assets to which it is a Party, and to perform its obligations under this
Agreement and any contract of assignment. This Agreement and the contracts of assignment to which it is a Party, once signed, shall
constitute a legal, valid and binding obligation upon it and may be enforced in accordance with its terms;

		ii.	Neither the signing and delivery of this Agreement nor any contract of assignment, the
performance of obligations under this Agreement or any contract of assignment shall not (i) result in a breach of any relevant
Chinese laws and regulations ;(ii) conflict with its constitutional or other organizational documents ;(iii) result in a breach
of any contract or document to which it is a party or binding, or constitute a breach of any contract or instrument to which it
is a party or binding ;(iv) result in a breach of any valid and (continued) granting of any conditions relating to it; or (v) results
in the suspension or revocation or conditionalities of any licence or approval granted to him;

		iii.	Party C has good and sellable ownership of all assets and Party C does not have any security
interest of the assets;

		iv.	Party C has no outstanding debts except (i) debts incurred in its normal course of business
and (ii) debts disclosed to Party A and agreed in writing by Party A;

		v.	Party C complies with all Chinese laws and regulations applicable to asset acquisitions;

 

     

     

    

 

		vi.	There are no ongoing or pending or possible litigation, arbitration or administrative
proceedings relating to the equity owned by Party B, the assets of Party C or the Company;

		vii.	Party B has a good and fully sellable right to the equity in which it has no security
interest, but does not include the security interest as agreed in the Equity Pledge Agreement

 

		D.	Default

		i.	If either Party (the "Default Party") violates any of the provisions of this
Agreement and will cause damage to the other party (the "Indemnified Party"), the Indemnified Party may issue a written
notice to the Default Party to immediately remedy and correct its breach; if the Default Party fails to take measures to satisfy
the Indemnified Party within fifteen (15) days from the date of the above written notice, the Indemnified Party may immediately
take other relief measures in accordance with the methods specified in this Agreement or through legal means.

		ii.	The following matters constitute a breach by Party B:

		a)	Party B violates any provisions of this Agreement, or any statements and undertakings
made by Party B in this Agreement are materially wrong, false and incorrect;

		b)	Party B assign, otherwise transfer or pledge any of its rights under this Agreement without
the prior written consent of Party A;

		c)	This Agreement and/or the Equity Pledge Agreement become void or unenforceable.

		iii.	In case of breach of contract by Party B or violation of the provisions of the Equity
Pledge Agreement and/or the Business Operation Agreement, Party A may require Party B to immediately transfer all or any part of
the purchased equity to Party A and/or the designated person at the equity purchase price.

		iv.	Once Party A has realized the pledge in accordance with Section K of the Equity Pledge
Agreement, and Party A has obtained the relevant proceeds and payments for the realization of the pledge, Party B shall be deemed
to have fully fulfilled its obligations under this Agreement, and Party A will not make any further requests to Party B for payment
in this regard.

		v.	Notwithstanding other provisions of this Agreement, the effect of Section D of this Agreement
shall not be affected by the termination of this Agreement.

 

		E.	Assignment of Agreement

		i.	Party B shall not transfer its rights and obligations under this Agreement to any third
party except with the prior written consent of Party A; in the event of Party B's death and loss of civil capacity, Party B agrees
to transfer its rights and obligations under this Agreement to the person designated by Party A immediately.

		ii.	This Agreement shall be binding on Party B and its successors or heirs and shall be valid
for Party A and each of its successors, heirs or assigns permitted by Party A.

		iii.	Party B hereby agrees that Party A shall have the right to transfer all of its rights
and obligations under this Agreement to other third parties as necessary. Party A only needs to give written notice to Party B
at the time of such transfer, and no further consent of Party B is required for such transfer.

 

		F.	The Effectiveness and Validity of the Agreement

		i.	This Agreement shall be established and enter into force since the date of signing.

		ii.	This Agreement shall be valid for ten (10) years unless it is terminated in advance in
accordance with this Agreement or the terms of the respective agreement entered into separately by the Parties. This Agreement
can be extended by written confirmation of Party A before the expiration of the validity term; the extension period shall be determined
by Party A.

		iii.	If the term of operation (including any extension period) of Party A or Party C expires
or terminates for other reasons within the term specified in Section F.ii. , this Agreement shall terminate upon the termination
of that Party, except where Party A has transferred its rights and obligations under this Agreement.

 

     

     

    

 

		G.	Termination of Agreement

		i.	At any time during the term of validity and extension of this Agreement, if Party A is
unable to exercise its rights in accordance with Section A of this Agreement due to the laws applicable at that time, Party A may,
at its discretion, issue written notice to Party B to terminate this Agreement unconditionally without any liability.

		ii.	Party C's obligations under this Agreement shall be discharged at the time of termination
if Party C terminates during the term of validity and extension of this Agreement due to bankruptcy, dissolution or being ordered
to close by law.

		iii.	Except the circumstances referred to in Section G.ii. of this Agreement, Party B and
Party C shall under no circumstances request termination of this Agreement at any time during the term of validity and extension
of this Agreement.

 

		H.	Taxes and Expenses 

Each party shall bear
any and all taxes and expenses incurred or levied on the Party in accordance with Chinese law for the preparation and signing of
this Agreement and each assignment contract and for the completion of the transactions formulated in this Agreement and each assignment
contract.

 

		I.	Confidentiality 

		i.	The Parties to this Agreement acknowledge and determine that any oral or written information
exchanged with each other regarding this Agreement is confidential. All such information shall be kept confidential by the Parties
and no relevant information shall be disclosed to any third party without the written consent of the other party, except:

		a)	The information is known or will be known to the public (but not disclosed to the public
by one of the receiving parties);

		b)	Information to be disclosed under applicable law or rules or regulations of a stock exchange;
or

		c)	If any party is required to disclose to its legal or financial counsel information relating
to a transaction under this Agreement, the legal or financial counsel shall also be subject to a duty of confidentiality similar
to this provision. The disclosure by any staff member or employing agency of either party shall be regarded as the disclosure by
that party and shall be liable for breach of contract in accordance with this Agreement. This clause remains in force regardless
of whether this Agreement is void, rescinded, terminated or unoperable for any reason.

		ii.	After the termination of this Agreement, one Party shall, at the request of the other
Party, return, destroy or otherwise process all documents, information or software containing confidential information and cease
to use such confidential information.

		iii.	Notwithstanding other provisions of this Agreement, the effect of Section I shall not
be affected by the suspension or termination of this Agreement.

 

		J.	Notification

Notice or other communication
issued by either party under this Agreement shall be made in writing and sent by special person to the other party at the following
address or other designated address by other party at any time. The date on which the notice is deemed to have actually been delivered
shall be determined as follows:As for the notice delivered by a designated person, the day on which the delivery is accomplished
shall be deemed as actually delivered ;(b) As for the notice sent by letter, the seventh (7) day after the postage-paid registered
air mail (marked on the postmark), or the fourth (4) day after delivery to an internationally recognized delivery service will
be deemed as actually delivered ;(c) As for the notice sent by fax, the receiving date on the confirmation of transmission of the
document shall be deemed to have been delivered; and (d) As for the notice sent by e-mail, the time the e-mail enters the EDI system
of the e-mail box provided by the delivered Party shall be deemed to have actually been delivered.

 

     

     

    

 

Party A: Beijing Lianji
Future Technology Co., Ltd.

Contact: Wu Longming

Address: No.2-004,2/F
,11 Wanliuzhong Road, Haidian District, Beijing

 

Party B: Hu Kaiming 

 

Party C: Beijing Kuali
Yitong Technology Co., Ltd.

Contact: Hu Kaiming

Address: Room 3028, Floor
3, No. 18, Shangdi Xinxi Road, Haidian District, Beijing

 

		K.	Applicable Law and Dispute Resolution

		i.	The conclusion, validity, performance, modification, interpretation and termination of
this Agreement and the settlement of disputes shall comply with the Chinese law.

		ii.	Any dispute arising from or in connection with the execution of this Agreement shall
be settled by friendly negotiation between the Parties.

		iii.	If, within thirty (30) days of a request by one of the parties for a negotiated settlement
of the dispute, no settlement agreement has been reached, either party may submit the dispute to the Hong Kong International Arbitration
Centre for arbitration. Arbitration shall be conducted in accordance with the arbitration rules in force at that time of the Hong
Kong International Arbitration Centre, and the place of arbitration shall be Hong Kong. All procedures for arbitration shall be
in Chinese. The arbitral award is final and binding on either party and the parties agree to be bound by the arbitral award and
execute accordingly. When any dispute arises and any dispute is under arbitration, the parties may exercise other rights under
this Agreement and shall perform other obligations under this Agreement in addition to the matters in dispute.

 

		L.	Others

		i.	The title of this Agreement is intended solely for ease of reading and shall not be used
to interpret, illustrate or in other aspects affect the meaning of the provisions of this Agreement.

		ii.	The Parties confirm that this Agreement, once in force, constitutes a complete Agreement
and consensus reached by the Parties on the contents of this Agreement and completely supersedes all oral or/and written agreements
and consensus reached by the Parties prior to this Agreement relating to the contents of this Agreement.

		iii.	This Agreement shall be binding on the parties to this Agreement and their respective
heirs, successors and permitted assignees and made only for the benefit of the above mentioned persons.

		iv.	Any rights, powers and remedies conferred upon the Parties by any provision of this Agreement
shall not exclude any other rights, powers or remedies enjoyed by that party under the provisions of the law and other provisions
under this Agreement, and the exercise by one party of its rights, powers and remedies shall not exclude the exercise of other
rights, powers and remedies enjoyed by that party.

		v.	Failure by any party to this Agreement to exercise or fail to exercise timely its rights,
powers and remedies (" the rights of that party ") under this Agreement or Law shall not be deemed to be a waiver of
such rights, nor shall it affect the future exercise by that party of such rights in other ways as well as of other rights of that
party.

		vi.	If any provision of this Agreement is found to be void, invalid or unenforceable by a
competent court or arbitral institution, it shall not affect or impair the validity and enforceability of other provisions. However,
the parties to this Agreement shall cease to perform such void, invalid and unenforceable provisions and, to the extent closest
to their original intent, amend them only to the extent that they are valid and enforceable against such particular facts and circumstances.

 

     

     

    

 

		vii.	Consent and confirm that the "(prior)written consent of the Pledgee " under
this Agreement means that the matter shall be subject to the approval of the board of directors of the Pledgee and shall be notified
to Party B and Party C as agreed in Section J of this Agreement.

		viii.	Matters not covered by this Agreement shall be determined through consultation between
the Parties. The Parties shall amend and supplement this Agreement by written agreement. The modified and supplementary agreements
relating to this Agreement duly signed by the Parties are an integral part of this Agreement and have the same legal effect as
this Agreement.

		ix.	The original of this Agreement has three (3) duplicates. Each party holds one (1), and
the other originals are used to submit to the equity pledge registration institution for the registration of equity pledge. Each
original has the same legal effect.

		x.	The Appendix to this Agreement constitutes an integral part of this Agreement and has
the same legal effect as this Agreement.

 

(No
text below on this page)

 

     

     

    

 

Hereby,
each party has personally or prompted its legally authorized representative to sign this Agreement on the date and address listed
in the first part of this Agreement, in witness whereof.

 

 

Beijing Lianji Future Technology Co., Ltd.

(Seal)

/s/ Seal of Beijing Lianji Future Technology Co., Ltd.

 

 

Signature of legal representative

 

 

	/s/ Longming Wu	

 

 

Name: Longming Wu

 

 

     

     

    

 

Hereby,
each party has personally or prompted its legally authorized representative to sign this Agreement on the date and address listed
in the first part of this Agreement, in witness whereof.

 

 

	/s/ Kaiming Hu	

 

 

     

     

    

 

Hereby,
each party has personally or prompted its legally authorized representative to sign this Agreement on the date and address listed
in the first part of this Agreement, in witness whereof.

 

 

Beijing Kuali Yitong Technology Co., Ltd.

(Seal)

/s/ Seal of Beijing Kuali Yitong Technology Co., Ltd.

 

Signature of legal representative

 

 

	/s/ Kaiming Hu	

 

 

Name: Kaiming Hu

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