Exhibit 10.5


 





 


Equity Option Agreement
This Equity Option Agreement (this "Agreement") is executed by and among the following Parties as of December 19,
2018 in Beijing, the People ’s Republic of China (“China” or the “PRC”): Party A:Beijing
Qianhaitong Technology Development Co., Ltd. Address: Room 1209, Floor 12, No.12 Yabao Road, Chaowai, Chaoyang District, Beijing,
China Party B j: SHI Baoning Address: Room 502, Unit 4, Block 6, Bihuali,
Huayuan Road, Nankai District, Tianjin, China Party B k: LIU Zhenwei
Address: No. 601, Unit 1, Block 10, YanyuanLi, Dinan Road, Nankai District, Tianjin, China 1 Equity Option Agreement


 



    	 



     


    

 





 


Party
B l: Liu Zhiguang Address: Room 202, Unit 2, Block 34, Longjiyuan, Jingjin
Highway, Xiazhuzhuang Street, Wuqing District, Tianjin, China Party C: Beijing Ouruixi Medical Technology Co., Ltd. Address:
Room 120808, Unit 2, Floor 7, Building 3, No.1 East Futong Street, Chaoyang District, Beijing, China In this Agreement, Party
B j to Party B l shall be
collectively referred to as “Party B”; each of Party A, Party B and Party C shall be referred to as a "Party"
respectively, and they shall be collectively referred to as the "Parties". Whereas, Party B j
holds 96% of the equity interest in Party C; Party B k holds 2% of the
equity interest in Party C; Party B l holds 2% of the equity interest in Party
C. Party A and Party C have executed an Technical Consultation and Service Agreement and other control agreements (the “Control
Agreements”). Now therefore, upon mutual discussion and negotiation, the Parties have reached the following agreement: SALE
AND PURCHASE OF EQUITY INTEREST 2 Equity Option Agreement




 



    	 



     


    

 





 


1.1 Option Granted
In consideration of the payment of RMB 1 by Party A, the receipt and adequacy of which is hereby acknowledged by Party B, Party
B hereby irrevocably agrees that, on the condition that it is permitted by the PRC laws, Party A has the right to require Party
B to fulfill and complete all approval and registration procedures required under PRC laws for Party A to purchase, or designate
one or more persons (each, a "Designee") to purchase, Party B’s equity interests in Party C, once or at multiple
times at any time in part or in whole at Party A's sole and absolute discretion and at the price described in Section 1.3 herein
(such right being the "Equity Interest Purchase Option"). Party A’s Equity Interest Purchase Option shall be exclusive.
Except for Party A and the Designee(s), no other person shall be entitled to the Equity Interest Purchase Option or other rights
with respect to the equity interests of Party B. Party C hereby agrees to the grant by Party B of the Equity Interest Purchase
Option to Party A. The term "person" as used herein shall refer to individuals, corporations, partnerships, partners,
enterprises, trusts or non-corporate organizations. 1.2 Steps for Exercise of Equity Interest Purchase Option Subject to the provisions
of the laws and regulations of China, Party A may exercise the Equity Interest Purchase Option by issuing a written notice to
Party B (the "Equity Interest Purchase Option Notice"), specifying: (a) Party A's decision to exercise the Equity Interest
Purchase Option; (b) the portion of equity interests to be purchased from Party B (the "Optioned Interests"); and (c)
the date for purchasing the Optioned Interests and/or the date for transfer of the Optioned Interests. 3 Equity Option Agreement


 



    	 



     


    

 





 





1.3
Equity Interest Purchase Price The purchase price of the Optioned Interests (the "Base Price") shall be the lowest price
allowed by the laws of China. If appraisal is required by the laws of China at the time when Party A exercises the Equity Interest
Purchase Option, the Parties shall negotiate in good faith and based on the appraisal result make necessary adjustment to the
Equity Interest Purchase Price so that it complies with any and all then applicable laws of China (collectively, the "Equity
Interest Purchase Price"). When the Base Price is higher than One RMB, Party B shall exempt Party A from the obligation of
payment and agree that Party A shall not fulfill the payment. 1.4 Transfer of Optioned Interests For each exercise of the Equity
Interest Purchase Option: (1) Party B shall cause Party C to promptly convene a shareholders’ meeting, at which a resolution
shall be adopted approving Party B's transfer of the Optioned Interests to Party A and/or the Designee(s); Party B shall obtain
written statements from the other shareholders of Party C giving consent to the transfer of the equity interest to Party A and/or
the Designee(s) and waiving any right of first refusal related thereto. Party B shall execute a share transfer contract with respect
to each transfer with Party A and/or each Designee (whichever is applicable), in accordance with the provisions of this Agreement
and the Equity Interest Purchase Option Notice regarding the Optioned Interests; 4 Equity Option Agreement


 



    	 



     


    

 





 


(4)The
relevant Parties shall execute all other necessary contracts, agreements or documents, obtain all necessary government licenses
and permits and take all necessary actions to transfer valid ownership of the Optioned Interests to Party A and/or the Designee(s),
unencumbered by any security interests, and cause Party A and/or the Designee(s) to become the registered owner(s) of the Optioned
Interests. For the purpose of this Section and this Agreement, "security interests" shall include securities, mortgages,
third party's rights or interests, any stock options, acquisition right, right of first refusal, right to offset, ownership retention
or other security arrangements, but shall be deemed to exclude any security interest created by this Agreement and Party B's Equity
Pledge Agreement. "Party B's Equity Pledge Agreement" as used in this Section and this Agreement shall refer to the
Equity Pledge Agreement ("Party B's Equity Pledge Agreement") executed by and among Party A, Party B and Party C as
of the date hereof, whereby Party B pledges all of its equity interests in Party C to Party A, in order to guarantee Party C's
performance of its obligations under the Control Agreements executed by and between Party C and Party A. COVENANTS 2.1
Covenants regarding Party C Party B (as the shareholders of Party C) and Party C hereby covenant as follows: 5 Equity Option Agreement 


 



    	 



     


    

 





 


(1) Without the prior written consent of Party A, they shall
not in any manner supplement, change or amend the articles of association and bylaws of Party C, increase or decrease its registered
capital, or change its structure of registered capital in other manners; (2) They shall maintain Party C's corporate existence
in accordance with good financial and business standards and practices by prudently and effectively operating its business and
handling its affairs; (3) Without the prior written consent of Party A, they shall not at any time following the date hereof,
sell, transfer, mortgage or dispose of in any manner any assets of Party C or legal or beneficial interest in the business or
revenues of Party C, or allow the encumbrance thereon of any security interest; (4) Without the prior written consent of Party
A, they shall not incur, inherit, guarantee or suffer the existence of any debt, except for (i) debts incurred in the ordinary
course of business other than through loans; and (ii) debts disclosed to Party A for which Party A's written consent has been
obtained; (5) They shall always operate all of Party C's businesses during the ordinary course of business to maintain the asset
value of Party C and refrain from any action/omission that may affect Party C's operating status and asset value; 6 Equity Option
Agreement


 



    	 



     


    

 





 


(6)
Without the prior written consent of Party A, they shall not cause Party C to execute any major contract, except the contracts
in the ordinary course of business (for purpose of this subsection, a contract with a price exceeding RMB 100,000 shall be deemed
a major contract); (7)
Without the prior written consent of Party A, they shall not cause Party C to provide any person with any loan or credit;
(8) They
shall provide Party A with information on Party C's business operations and financial condition at Party A's request; (9)
If requested by Party A, they shall procure and maintain insurance in respect of Party C's assets and business from an
insurance carrier acceptable to Party A, at an amount and type of coverage typical for companies that operate similar businesses;
(10)
Without the prior written consent of Party A, they shall not cause or permit Party C to merge, consolidate with, acquire
or invest in any person; (11)
They shall immediately notify Party A of the occurrence or possible occurrence of any litigation, arbitration or administrative
proceedings relating to Party C's assets, business or revenue; (12)
To maintain the ownership by Party C of all of its assets, they 7 Equity Option Agreement


 



    	 



     


    

 





 


shall
execute all necessary or appropriate documents, take all necessary or appropriate actions and file all necessary or appropriate
complaints or raise necessary and appropriate defenses against all claims; (13)
Without the prior written consent of Party A, they shall ensure that Party C shall not in any manner distribute dividends
to its shareholders, provided that upon Party A's written request, Party C shall immediately distribute all distributable profits
to its shareholders; and (14)
At the request of Party A, they shall appoint any persons designated by Party A as directors of Party C; without the prior
written consent of Party A, they shall not replace the directors of Party C. 2.2 Covenants of Party B Party B hereby covenants
as follows: (1)
Without the prior written consent of Party A, Party B shall not sell, transfer, mortgage or dispose of in any other manner
any legal or beneficial interest in the equity interests in Party C held by Party B, or allow the encumbrance thereon of any security
interest, except for the pledge placed on these equity interests in accordance with Party B's Equity Pledge Agreement; (2)
Party B shall cause the shareholders' meeting and/or the board of 8 Equity Option Agreement





 



    	 



     


    

 





 


directors
of Party C not to approve the sale, transfer, mortgage or disposition in any other manner of any legal or beneficial interest
in the equity interests in Party C held by Party B, or allow the encumbrance thereon of any security interest, without the prior
written consent of Party A, except for the pledge placed on these equity interests in accordance with Party B's Equity Pledge
Agreement; (3)
Party B shall cause the shareholders' meeting or the board of directors of Party C not to approve the merger or consolidation
with any person, or the acquisition of or investment in any person, without the prior written consent of Party A; (4)
Party B shall immediately notify Party A of the occurrence or possible occurrence of any litigation, arbitration or administrative
proceedings relating to the equity interests in Party C held by Party B; (5)
Party B shall cause the shareholders' meeting or the board of directors of Party C to vote their approval of the transfer
of the Optioned Interests as set forth in this Agreement and to take any and all other actions that may be requested by Party
A; (6)
To the extent necessary to maintain Party B's ownership in Party C, Party B shall execute all necessary or appropriate
documents, take all necessary or appropriate actions and file all necessary or appropriate complaints or raise necessary and appropriate
defenses against all claims; (7)
Party B shall appoint any designee of Party A as director and/or executive director of Party C, at the request of Party
A; without the prior written consent of Party A, they shall not replace the directors of Party C; 9 Equity Option Agreement


 



    	 



     


    

 





 


(8)
Party B shall issue such power of attorney as Party A may request from time to time, to authorize Party A and/or the individual
designated by Party A to exercise Party B’s voting rights as a shareholder in Party C. (9)
At the request of Party A at any time, Party B shall promptly and unconditionally transfer its equity interests in Party
C to Party A's Designee(s) in accordance with the Equity Interest Purchase Option under this Agreement, and Party B hereby waives
its right of first refusal to the respective share transfer by the other existing shareholder of Party C (if any); and (10)
Party B shall strictly abide by the provisions of this Agreement and other contracts jointly or separately executed by
and among Party B, Party C and Party A, perform the obligations hereunder and thereunder, and refrain from any action/omission
that may affect the effectiveness and enforceability thereof. If Party B retains any additional rights other than those rights
provided for under this Agreement, Party B's Equity Pledge Agreement and the powers of attorney issued to Party A and/or the individual
designated by Party A, Party B shall not exercise such rights without Party A’s written direction. REPRESENTATIONS AND
WARRANTIES  Party B and Party C hereby represent and warrant to Party A, jointly and severally, as of the date of this Agreement
that: 10 Equity Option Agreement


 



    	 



     


    

 





 


3.1 They have the
authority to execute and deliver this Agreement and any share transfer contracts to which they are parties concerning the Optioned
Interests to be transferred thereunder (each, a "Transfer Contract"), and to perform their obligations under this Agreement
and any Transfer Contracts. Party B and Party C agree to enter into Transfer Contracts consistent with the terms of this Agreement
upon Party A’s exercise of the Equity Interest Purchase Option. This Agreement and the Transfer Contracts to which they
are parties constitute or will constitute their legal, valid and binding obligations and shall be enforceable against them in
accordance with the provisions thereof; 3.2 The execution and delivery of this Agreement or any Transfer Contracts and the obligations
under this Agreement or any Transfer Contracts shall not: (i) cause any violation of any applicable laws of China; (ii) be inconsistent
with the articles of association, bylaws or other organizational documents of Party C; (iii) cause the violation of any contracts
or instruments to which they are a party or which are binding on them, or constitute any breach under any contracts or instruments
to which they are a party or which are binding on them; (iv) cause any violation of any condition for the grant and/or continued
effectiveness of any licenses or permits issued to either of them; or (v) cause the suspension or revocation of or imposition
of additional conditions to any licenses or permits issued to either of them; 3.3 Party B has a good and merchantable title to
the equity interests in Party C he holds. Except for Party B's Equity Pledge Agreement, Party B has not placed any security interest
on such equity interests; 3.4 11 Equity Option Agreement


 



    	 



     


    

 





 


Party C has a good and merchantable title to all of its assets,
and has not placed any security interest on the aforementioned assets;
3.5 Party C does not have any outstanding debts, except for (i) debt incurred in the ordinary course of business; and (ii) debts
disclosed to Party A for which Party A's written consent has been obtained. 3.6 Party C has complied with all laws and regulations
of China applicable to equity or asset acquisitions; and 3.7 There are no pending or threatened litigation, arbitration or administrative
proceedings relating to the equity interests in Party C, assets of Party C or Party C. EFFECTIVE DATE This Agreement shall
become effective when the Parties have duly executed this Agreement and Party A and Party C stamp the paging seal. This Agreement
shall remain effective until all the equity interest owned by Party B in Party C has been legally transferred to Party A or the
Designee(s) in accordance with this Agreement. GOVERNING LAW AND RESOLUTION OF DISPUTES 5.1 The execution, effectiveness,
construction, performance, amendment and termination of this Agreement and the resolution of disputes hereunder shall be governed
by the formally published and publicly available laws of China. Matters not covered by formally published and publicly available
laws of China shall be governed by international legal principles and practices. 12 Equity Option Agreement 


 



    	 



     


    

 


 


5.2 In the event
of any dispute with respect to the construction and performance of this Agreement, the Parties shall first resolve the dispute
through friendly negotiations. In the event the Parties fail to reach an agreement on the dispute within thirty (30) days after
either Party's request to the other Parties for resolution of the dispute through negotiations, either Party may submit the relevant
dispute to the China International Economic and Trade Arbitration Commission Beijing Commission for arbitration, in accordance
with its Arbitration Rules. The arbitration shall be conducted in Beijing, and the language used in arbitration shall be Chinese.
The arbitration award shall be final and binding on all Parties. TAXES AND FEES Each Party shall pay any and all transfer
and registration tax, expenses and fees incurred thereby or levied thereon in accordance with the laws of China in connection
with the preparation and execution of this Agreement and the Transfer Contracts, as well as the consummation of the transactions
contemplated under this Agreement and the Transfer Contracts. NOTICES 7.1 All notices and other communications required
or permitted to be given pursuant to this Agreement shall be delivered personally or sent by registered mail, postage prepaid,
by a commercial courier service to the address of such Party set forth below. A confirmation copy of each notice shall also be
sent by email. The dates on which notices shall be deemed to have been effectively given shall be determined as follows: 13 Equity
Option Agreement


 



    	 



     


    

 





 


Notices
given by personal delivery, by courier service or by registered mail, postage prepaid, shall be deemed effectively given on the
date of acceptance or refusal at the address specified for notices. 7.2 For the purpose of notices, the addresses of the Parties
are as follows: Party A: Beijing Qianhaitong Technology Development Co., Ltd. Address: Room 1209, Floor 12, No.12 Yabao
Road, Chaowai, Chaoyang District, Beijing, China Attn: Shi Baoning Phone 010-6478-8692 Party B j:
Shi Baoning Address: Room 502, Unit 4, Block 6, Bihuali, Huayuan Road, Nankai District, Tianjin, China Attn Shi Baoning Phone
18911572087 Party B k: Liu Zhenwei Address: No. 601, Unit 1, Block 10,
YanyuanLi, Dinan Road, Nankai District, Tianjin, China 14 Equity Option Agreement


 



    	 



     


    

 





 


Attn:Liu
Zhenwei Phone:13821979911 Party B l:Liu Zhiguang Address: Room 202,
Unit 2, Block 34, Longjiyuan, Jingjin Highway, Xiazhuzhuang Street, Wuqing District, Tianjin, China Attn:Liu Zhiguang Phone:13801153626
Party C:Beijing Ouruixi Medical Technology Co., Ltd. Address:Room 120808, Unit 2, Floor 7, Building 3, No.1 East Futong
Street, Chaoyang District, Beijing, China Attn: Shi Baoning Phone:
010-6478-8692 7.3 If any Party change its address for notices or its contact person, a notice shall be delivered to the other
Party in accordance with the terms hereof. CONFIDENTIALITY 15 Equity Option Agreement


 



    	 



     


    

 





 


The
Parties acknowledge that the existence and the terms of this Agreement and any oral or written information exchanged between the
Parties in connection with the preparation and performance this Agreement are regarded as confidential information. Each Party
shall maintain confidentiality of all such confidential information, and without obtaining the written consent of the other Party,
it shall not disclose any relevant confidential information to any third parties, except for the information that: (a) is or will
be in the public domain (other than through the receiving Party’s unauthorized disclosure); (b) is under the obligation
to be disclosed pursuant to the applicable laws or regulations, rules of any stock exchange, or orders of the court or other government
authorities; or (c) is required to be disclosed by any Party to its shareholders, investors, legal counsels or financial advisors
regarding the transaction contemplated hereunder, provided that such shareholders, investors, legal counsels or financial advisors
shall be bound by the confidentiality obligations similar to those set forth in this Section. Disclosure of any confidential information
by the staff members or agencies hired by any Party shall be deemed disclosure of such confidential information by such Party,
which Party shall be held liable for breach of this Agreement. This Section shall survive the termination of this Agreement for
any reason. FURTHER WARRANTIES The Parties agree to promptly execute documents that are reasonably required for or are
conducive to the implementation of the provisions and purposes of this Agreement and take further actions that are reasonably
required for or are conducive to the implementation of the provisions and purposes of this Agreement. MISCELLANEOUS 16
Equity Option Agreement


 



    	 



     


    

 





 


10.1
Amendment, change and supplement Any amendment, change and supplement to this Agreement shall require the execution of a written
agreement by all of the Parties. 10.2 Entire agreement Except for the amendments, supplements or changes in writing executed after
the execution of this Agreement, this Agreement shall constitute the entire agreement reached by and among the Parties hereto
with respect to the subject matter hereof, and shall supercede all prior oral and written consultations, representations and contracts
reached with respect to the subject matter of this Agreement. 10.3 Headings The headings of this Agreement are for convenience
only, and shall not be used to interpret, explain or otherwise affect the meanings of the provisions of this Agreement. 10.4 Language
This Agreement is written in both Chinese and English language in five (5) copies, each party having one (1) copy with equal legal
validity; in case there is any conflict between the Chinese version and the English version, the Chinese version shall prevail.
10.5 Severability 17 Equity Option Agreement


 



    	 



     


    

 





 


In
the event that one or several of the provisions of this Agreement are found to be invalid, illegal or unenforceable in any aspect
in accordance with any laws or regulations, the validity, legality or enforceability of the remaining provisions of this Agreement
shall not be affected or compromised in any respect. The Parties shall strive in good faith to replace such invalid, illegal or
unenforceable provisions with effective provisions that accomplish to the greatest extent permitted by law and the intentions
of the Parties, and the economic effect of such effective provisions shall be as close as possible to the economic effect of those
invalid, illegal or unenforceable provisions. 10.6 Successors This Agreement shall be binding on and shall inure to the interest
of the respective successors of the Parties and the permitted assigns of such Parties. 10.7 Waivers Any Party may waive the terms
and conditions of this Agreement, provided that such a waiver must be provided in writing and shall require the signatures of
the Parties. No waiver by any Party in certain circumstances with respect to a breach by other Parties shall operate as a waiver
by such a Party with respect to any similar breach in other circumstances. 10.8 Survival (1)
18 Equity Option Agreement


 



    	 



     


    

 





 


Any obligations
that occur or that are due as a result of this Agreement upon the expiration or early termination of this Agreement shall survive
the expiration or early termination thereof. (2)
The provisions of Sections 5, 7, 8 and this Section 10.8 shall survive the termination of this Agreement. 10.9 LIABILITY
FOR BREACH OF AGREEMENT(1)
The Parties agree and confirm that, if any Party (the “Defaulting Party”) is in material breach of any
provisions herein or fails to perform any obligations hereunder in any material respect, such breach or failure shall constitute
a default under this Agreement (the “Default”), which shall entitle non-defaulting Party to request Defaulting
Party to rectify or remedy such Default with a reasonable period of time. If the Defaulting Party fails to rectify or remedy such
Default within the reasonable period of time or within 10 days of non-defaulting Party’s written notice requesting for such
rectification or remedy, the non-defaulting Party shall be entitled to elect any one of the following remedial actions: (a) to
terminate this Agreement and request the Defaulting Party to fully compensate its losses and damages; (b) to request the specific
performance by the Defaulting Party of its obligations hereunder and request the Defaulting Party to fully compensate non-defaulting
Party’s losses and damages; or (c) to enforce the pledge under the Party B’s Equity Pledge Agreement by selling, auctioning
or exchanging the pledged equity thereunder and receive payment in priority from the proceeds derived therefrom, 19 Equity Option
Agreement


 



    	 



     


    

 





 


and in the meantime, request the Defaulting Party to fully compensate
non-defaulting Party for any losses as a result thereof. (2) The rights
and remedies provided for in this Agreement shall be accumulative and shall not affect any other rights and remedies stipulated
at law. [The Remainder of this page is intentionally left blank] 20 Equity Option Agreement 


 



    	 



     


    

 





 


[Signature
Page] IN WITNESS WHEREOF, the Parties have caused their authorized representatives to execute this Equity Option Agreement as
of the date first above written. Party A: Beijing Qianhaitong Technology Development Co., Ltd. (Seal) Name: Shi Baoning
Title: Legal Representative By: _____ Equity Option Agreement


 



    	 



     


    

 





 


[Signature Page] IN
WITNESS WHEREOF, the Parties have caused their authorized representatives to execute this Equity Option Agreement as of the date
first above written. Party B j:
SHI Baoing By:____ Equity Option Agreement


 



    	 



     


    

 





 


[Signature Page]
IN WITNESS WHEREOF, the Parties have caused their authorized representatives to execute this Equity Option Agreement as of the
date first above written. Party B k: LIU Zhenwei By:___ Equity Option Agreement


 



    	 



     


    

 





 


[Signature Page]
IN WITNESS WHEREOF, the Parties have caused their authorized representatives to execute this Equity Option Agreement as of the
date first above written. Party B 3:LIU Zhiguang
By:___ Equity Option Agreement


 



    	 



     


    

 





 


[Signature Page]
IN WITNESS WHEREOF, the Parties have caused their authorized representatives to execute this Equity Option Agreement as of the
date first above written. Party C: Beijing Ouruixi Medical Technology Co., Ltd. (Seal) Name: SHI Baoning Title: Legal Representative
By:____ Equity Option Agreement