Document:

EX-10.7

 Exhibit 10.7 

Exclusive Technology Consulting and Service Agreement 

This Exclusive Technology Consulting and Service Agreement (hereinafter referred to as the “Agreement”) is entered into
between the following parties on June 21, 2019: 
 Party A: Xianggui (Shanghai) Biotechnology Co., Ltd. 

Registration No.: 91310112MA1GC6PG5T 

Registered Address: Room 02, 10/F, Building 2, No.588 Zixing Road, Minhang District, Shanghai 

Party B: Yang infinity (Shanghai) 

Biotechnology Co., Limited Registration No.: 

91310112MA1GC8E85X 
 Registered
Address: Room 1504, 5/F, Building 3, No.909 Tianyaoqiao Road, Xuhui District, Shanghai 
 The two parties above shall be collectively
referred to as “Parties” and individually referred to as a “Party”. 
 Whereas: 

 

	 	(1)	 Party A is a limited liability company registered under the laws of the People’s Republic of China
(hereinafter referred to as the “PRC”); 

  

	 	(2)	 Party B is a limited liability company registered in Shanghai, China, whose scope of business includes
telecommunication services, e-commerce and food sales. 

 Therefore, both Parties
hereby reach mutual agreements as follows after negotiation: 

  
 1 

	1.	 Definition and Interpretation 

Unless otherwise agreed within the context, the following terms herein shall have the following definitions: 

 

			
	“Agreement”	  	means the text and exhibits of this Agreement;
		
	“Execution Date”	  	means the date on which this Agreement is executed, which is set forth herein;
		
	“Party B’s Business”	  	means any business that Party B is entitled to engage in according to its business qualifications currently obtained or may be obtained in the future;
		
	“Service”	  	means the service that Party A provide to Party B according to Article 2 of this Agreement;
		
	“Term of Service”	  	means the term during which Party A provide the Service to Party B according to Article 2 of this Agreement;
		
	“Service Fee”	  	means the fees payable by Party B to Party A according to Article 3 of this Agreement;

  

	2.	 Term of Service and Scope of Service 

 

	 	2.1	 The Term of Service provided by Party A shall be 10 years commencing from the Execution Date. Unless Party A
notifies Party B that the Term of Service is not to be extended 90 days before the expiration of the Term of Service, the Term of Service shall be extended automatically for another 10 years, and so on. 

  
 2 

	 	2.2	 During the Term of Service, as the exclusive technology consulting and service provider of Party B, Party A
agrees to provide Party B the relevant technology consulting and service as listed in Exhibit 1 according to the terms and conditions of this Agreement. 

 

	 	2.3	 Party B agrees to accept the technology consulting and service from Party A. Party B further agrees that except
otherwise agreed by Party A in writing, during the term of this Agreement, Party B may not accept the same or similar technology consulting and service in connection with Party B’s Business from any third parties. 

 

	 	2.4	 Any rights and interest arising from the performance of this Agreement, including without limitation the
proprietary rights, intellectual property rights including copyright, patent right, know-how and business secret, whether developed by Party A or by Party B based on the original intellectual property rights
owned by Party A, shall be exclusively owned by Party A. 

  

	3.	 Calculation and Payment of Technology Consulting and Service Fee (hereinafter referred to as the
“Consulting Service Fee”) 

  

	 	3.1	 Both Parties agree that the Consulting Service Fee hereunder shall be calculated and paid according to
Exhibit 2. 

  

	 	3.2	 Party B shall pay Party A the Consulting Service Fee hereunder according to the method and date designated by
Party A. Both Parties agree that upon written consent of Party A, Party B may delay the payment of the Consulting Service Fee or, as agreed by both Parties, adjust the payment schedule set forth in Section 3.1 of this Agreement.

  
 3 

	 	3.3	 Party A agrees that during the Term of Service, Party A shall be entitled to all the economic benefits and
shall bear all the risks in connection with Party B’s Business. Where Party B suffers any business losses or severe operation difficulties, Party A will provide financial support. However, under the above-mentioned circumstance, Party A is
entitled to require Party B to terminate its business operations and Party B shall accept such requirement unconditionally. 

  

	 	3.4	 Party B’s shareholders shall provide share pledge to Party A for the Service Fee payable to Party A by
Party B hereunder. 

  

	4.	 Representations and Warranties 

 

	 	4.1	 Each Party hereby represents and warrants to the other Party that as of the Execution Date:

  

	 	(1)	 it is duly organized and validly existing, and has obtained all governmental approval, qualification and
license necessary for its operation of relevant business as required by applicable laws. All corporate actions necessary for the execution and delivery of, and the performance of its obligations under this Agreement, have been taken. This agreement
is or will, upon its execution be a valid and binding obligation enforceable in accordance with its terms when applicable. 

  

	 	(2)	 neither the execution, delivery nor the performance of this Agreement will: (a) be in conflict with or in
violation of the following documents, with or without the giving of notice or the passage of time: (i) its business license, articles of association, license, the approval of governmental authority for its establishment and any agreement or any
other constitutional documents related to its establishment; (ii) any PRC laws and other applicable laws; (iii) any contracts or other documents to which it is a party, or by which it or its properties are bound or subject; (b) result
in the creation or imposition of any pledge or any other encumbrances, upon its property, or result in the entitlement of any third party to create or impose any pledge or any other encumbrances, upon its property; (c) permit the termination or
amendment to any contracts or other documents to which it is a party, or by which it or its properties are bound or subject, or result in the entitlement of any third party to terminate or amend such documents; (d) result in the suspension,
revocation, damage, confiscation or the inability of renewal of any applicable approval, license, registration of governmental authorities; 

  
 4 

	 	(3)	 there is no suit, arbitration or any other judicial or administrative proceeding pending or, to the knowledge
of such Party, currently threatened against itself, that will affect its ability to perform its obligations hereunder; and 

  

	 	(4)	 it has fully provided the other Party with all the contracts, approvals, consent or any other documents to
which it is a party, or by which it or its properties or business are bound or subject, that may have material adverse effect for it to fully perform its obligations hereunder. And no documents provided by it to the other Party contains any untrue
statement of any material fact, or omits to state any material fact. 

  

	 	4.2	 Party B hereby further represents and warrants to Party A as follows: 

 

	 	(1)	 Party B shall pay Party A in full the Service Fee according to the provisions hereof. 

 

	 	(2)	 During the Term of Service, Party B will: 

 

	 	(a)	 maintain all requisite license and qualifications for conducting Party B’s Business in effect; and

  
 5 

	 	(b)	 actively cooperate with Party A in connection with the services rendered by Party A and accept the reasonable
ideas and suggestions raised by Party A on Party B’s Business. 

  

	 	4.3	 During the Term of Service, unless agreed in writing in advance by Party A, Party B will not accept any
services which are the same as or similar to the services listed in Section 2.2 herein from any third parties except for Party A. 

  

	 	4.4	 Unless agreed in writing in advance by Party A, as of the Execution Date, Party B may not sell, transfer,
mortgage or in other ways dispose of the rights and interest in any assets (except for those necessary for daily operations), business or incomes, or grant any third parties to set any other security interest on Party B’s assets or interest.

  

	 	4.5	 Unless agreed in writing in advance by Party A, as of the Execution Date, Party B may not succeed or provide
security for any debts (except for those necessary for daily operations). 

  

	 	4.6	 Unless agreed in writing in advance by Party A, as of the Execution Date, Party B may not enter into any
material contracts (except for those necessary for daily operations). 

  

	 	4.7	 Unless agreed in writing in advance by Party A, as of the Execution Date, Party B may not merge with or form a
consociation with any third parties, acquire or be acquired or controlled by any third parties, increase or decrease its registered capital or in other ways change its registered capital structure. 

  
 6 

	 	4.8	 To the extent permitted by PRC laws, Party B will elect the personnel recommended by Party A to be the
directors and senior management of the company; unless agreed in writing in advance by Party A or otherwise required by applicable laws, Party B may not refuse to elect the personnel recommended by Party A for any other reasons.

  

	 	4.9	 Party A shall be entitled to check the financial statements of Party B regularly and at any time. During the
Term of Service, Party B shall cooperate with Party A and its direct or indirect shareholders in the auditing and due diligence, provide relevant information and materials in connection with the operation, business, clients, finance and employees to
the auditors and/or other professionals entrusted by Party A, and agree to the disclosure of such information and materials by Party A or its shareholders for IPO purposes. 

 

	 	4.10	 Each Party hereby warrants to the other Party that it will execute all reasonably necessary documents and take
all reasonably necessary actions in performing this Agreement and realize the purpose of this Agreement, including without limitation the issuance of necessary authorization documents to the other Party. 

 

	 	4.11	 Each Party hereby warrants to the other Party that subject to the provisions of the PRC laws and on the
condition that Party B may legally continue its conduct of business, Party A may exercise its exclusive option under the Exclusive Call Option Agreement entered into by and among Party A, Party B and Party B’s shareholders on the Execution
Date. 

  
 7 

	5.	 Confidentiality 

 

	 	5.1	 Prior to the execution of this Agreement and during the term of this Agreement, each Party (the
“Disclosing Party”) has disclosed or from time to time may disclose to the other Party (the “Receiving Party”) its confidential information (including without limitation the business operation information, client
information, financial information and contracts). The Receiving Party shall keep confidential such confidential information and shall not use such confidential information for purposes other than those specifically provided herein. The above
provisions shall not apply to the information that (a) the Receiving Party has written evidence that it has obtained such information before the disclosure by the Disclosing Party; (b) is generally known to the public at the time of
disclosure or becomes generally known with no breach of this Agreement by the Receiving Party; (c) becomes known to the Receiving Party on a non-confidential basis through disclosure by a third-party with
no confidentiality obligation to such confidential information; and (d) required to be disclosed by any laws, regulations or governmental authorities, or disclosed to its legal consultant or accounting consultant for its daily operations.

  

	 	5.2	 Subject to the provisions of Section 5.1, Party B agrees to use best efforts and all reasonable measures
to keep confidential all confidential materials and information known through Party A’s exclusive consulting and service (hereinafter referred to as the “Confidential Information”); unless otherwise agreed in writing by Party
A, Party B may not disclose, provide or transfer such Confidential Information to any third parties. Upon the termination of this Agreement, Party B shall return any documents, materials or software containing such Confidential Information to Party
A as required or destroy them, and delete any Confidential Information from any memory devices and may not continue using such Confidential Information. 

  

	 	5.3	 Both Parties agree that Article 5 shall survive the amendment, expiration or termination and shall continue in
full force and effect. 

  
 8 

	6.	 Indemnity 

Party B shall indemnify Party A from and against any and all suits, claims, losses, damages, obligations and expenses or other demands which
may arise from Party A’s performance of obligations hereunder and shall defend and hold harmless Party A from and against any and all damages and losses which may arise from any act performed by Party B or any third party claims based on Party
B’s Business. 
  

	7.	 Liability of Breach 

Except as otherwise provided herein, if one Party (the “Breaching Party”) fails to perform any of its obligations or breaches
this Agreement in other ways, the other Party (the “Indemnitee”) may: 
  

	 	(1)	 issue a written notice to the Breaching Party regarding the nature and scope of such breach and require the
Breaching Party to rectify such breach within a reasonable period (the “Cure Period”) written in the notice at its own cost; and 

  

	 	(2)	 if the Breaching Party fails to rectify such breach within the Cure Period, the Indemnitee is entitled to
requiring the Breaching Party to bear all liabilities caused by such breach, and compensate all actual losses suffered by the Indemnitee in relation with such breach, including without limitation the attorney’s fee, litigation or arbitration
expenses in relation with such breach. The Indemnitee is also entitled to require specific performance by the Breaching Party. Furthermore, the Indemnitee may apply to arbitration institutions or courts for judgment of specific performance or
compulsory enforcement. The exercise of the above remedy will not constitute the waiver of any other remedy available to the Indemnitee herein and in accordance with applicable laws. 

  
 9 

	8.	 Effectiveness and Termination 

 

	 	8.1	 This Agreement shall come into effect as of the Execution Date. 

 

	 	8.2	 This Agreement shall be terminated after all equity interest and/or assets of Party B owned by Party B’s
shareholders have been legally transferred to Party A and/or its designated person(s) pursuant to the provisions of the Exclusive Call Option Agreement. Notwithstanding the foregoing, Party A shall be entitled to terminate this Agreement at any time
with a written notice to Party B issued 30 days in advance without bearing any liability for breach for its termination of this Agreement unilaterally. 

  

	9.	 Governing Law and Dispute Resolution 

 

	 	9.1	 The effectiveness, interpretation, performance and dispute solution of this Agreement shall be governed by the
laws of the PRC. 

  

	 	9.2	 Where a dispute happens between the Parties on the interpretation and performance of the articles of this
Agreement, the Parties shall amicably negotiate in solving such dispute. Where within thirty (30) days after one Party issues a written notice on the negotiation requirement to the other Party, no agreement is reached on the dispute solution,
either Party is entitled to submitting such dispute to Shanghai International Economic and Trade Arbitration Center for arbitration under its then effective arbitration rules. The venue of arbitration shall be Shanghai, and the arbitration language
shall be Chinese. The arbitration award shall be final and binding upon both Parties. 

  

	 	9.3	 During the arbitration period, except for the matters or obligations under arbitration, the Parties shall
continue the performance of other obligations provided herein. The arbitrator is entitled to make appropriate award so that Party A may receive appropriate legal remedy, including without limitation the restriction on Party B’s business
operation or the equity interest or assets, order or restraining order on the transfer or disposition of the equity interest or assets of Party B, order of liquidation of Party B. 

  
 10 

	 	9.4	 Per the request of one Party, the court with competent jurisdiction may grant provisional remedy, such as the
detainment or freeze of the assets or equity interest of the Breaching Party. After the arbitration award comes into effect, either Party may apply for the enforcement of arbitration award to the court with competent jurisdiction.

  

	10.	 Force Majeure 

 

	 	10.1	 Where the performance of this Agreement is delayed or hindered due to any Force Majeure Event, the Party under
the influence of such force majeure does not need to bear any liabilities for the part of liabilities delayed or hindered and only such part. The “Force Majeure Event” herein means any events that go beyond the reasonable control of one
Party, and are irrevocable despite of the reasonable notice of the Party influenced by such force majeure, including without limitation to government act, natural power, fire, explosion, geographic change, storm, flood, earthquake, tide, lightning
or war. However, the inadequacy of credit, fund or financing may not be deemed as the event out of control of one Party. The Party under the influence of the force majeure that seeks for the relief of liabilities under any articles hereunder shall
as soon as possible notify the other Party of such relief of liabilities and the procedures to be taken for the finish of performance. 

  

	 	10.2	 The Party under the influence of force majeure does not need to bear any liabilities hereunder. However, so
long as such Party has tried its all reasonable effect in performing this Agreement, may it be able to obtain such relief of liability. And such relief shall be limited to the part of liability delayed or hindered due to the force majeure. Once the
cause of such relief has been corrected or rectified, both Parties agree to try their utmost in resuming the performance of this Agreement. 

  
 11 

	11.	 Notice 

Except otherwise updated by written notice, any notice herein shall be sent to the following addresses through personal delivery, fax or
registered mail. Where the notice is sent through registered mail, the signature date on the receipt of the registered mail shall be deemed as the delivery date. Where the notice is sent by personal delivery or fax, the date on which it is sent
shall be deemed as the delivery date. Where the notice is sent by fax, after sending the fax, the original copy shall also be delivered to the following address through registered mail or personal delivery. 

Party A: Xianggui (Shanghai) Biotechnology Co., Ltd. 

Registration No.: 91310112MA1GC6PG5T 

Registered Address: Room 02, 10/F, Building 2, No.588 Zixing Road, Minhang District, Shanghai 

Tel/Fax: 021-61132270 

Addressee: Ling Yu 
 Party B:
Yang infinity (Shanghai) Biotechnology Co., Limited 
 Registration No.: 91310112MA1GC8E85X 

Registered Address: Room 1504, 5/F, Building 3, No.909 Tianyaoqiao Road, Xuhui District, Shanghai 

Tel/Fax: 021-61132270 

Addressee: Ling Yu 
  

	12.	 Assignment 

During the term of this Agreement, unless agreed in writing by the other Party, no party may assign all or a part of its rights and/or
obligations hereunder to any third parties, except that Party A may assign its rights and/or obligations to its affiliates. 

  
 12 

	13.	 Amendment and Supplement of the Agreement 

The amendment and supplement of this Agreement shall be made in writing by both Parties. The amendment and supplement duly executed by both
Parties shall be an integral part of this Agreement and have the same legal effect with this Agreement. 
  

	14.	 Miscellaneous 

 

	 	14.1	 No delay or omission to exercise any right accruing to one Party shall be construed to be a waiver of such
right. The fact that certain rights have been partially or fully exercised by such Party, shall not impair such Party to exercise such rights again in the future. 

 

	 	14.2	 This Agreement is legally binding upon both Parties and their legitimate successors and assignees.

  

	 	14.3	 If any provision of this Agreement is found to be invalid, illegal or unenforceable, then the remainder of this
Agreement shall remain in full force and effect. In such event, the Parties shall use their best efforts to negotiate, in good faith, a substitute, valid and enforceable provision or agreement which most nearly effects the Parties’ intent in
entering into this Agreement. 

  

	 	14.4	 This Agreement shall constitute all agreements that have been reached between the Parties on the subject
thereof and shall supersedes all discussion, negotiation and contract between the Parties on such subject prior to the date hereof, including the Exclusive Technology Consulting and Service Agreement entered into by the Parties dated July 31,
2018. 

  
 13 

	 	14.5	 This Agreement is written in Chinese and may be executed in one or more counterparts, all of which shall have
the same legal effect. Both Parties may execute other copies of this Agreement. 

 IN WITNESS WHEREOF, the parties hereto
have caused their respective duly authorized representatives to execute this Agreement as of the date and year first above written. 
 (No
text below) 

  
 14 

 [Execution Page] 

Party A: Xianggui (Shanghai) Biotechnology Co., Ltd. 

Signed by: /s/ Qingchun Zeng  
 Legal/authorized
representative 
 Party B: Yang infinity (Shanghai) Biotechnology Co., Limited 

Signed by: /s/ Qingchun Zeng  
 Legal/authorized
representative 

 Exhibit 1: List of Technology Consulting and Services 

Party A will provide Party B the following technology consulting and services: 
  

	 	(1)	 Research and development on relevant technologies necessary for Party B’s Business, including the
development, design and making of database software for the storage of relevant business information, UI software and other relevant technologies, and the grant of license to Party B; 

 

	 	(2)	 Providing relevant technology application and implementation to the operation of Party B’s Business,
including without limitation the system integral design plan, system installation, debugging and test operation; 

  

	 	(3)	 With regard to Party B’s advertisement business, providing technology services such as advertising design
plan, software design and web page making to Party B and providing management consulting service; 

  

	 	(4)	 In charge of the daily maintenance, surveillance, and debugging of Party B’s computer network equipment,
including inputting users’ information into database in time, renewing the database according to other business information provided by Party B from time to time, regularly updating UI and providing other relevant technology services;

  

	 	(5)	 Providing consulting service in connection with the procurement of relevant equipment, hardware and software
necessary for Party B’s network operation, including without limitation the selection, system installation and debug of various kinds of software, application software and technology platform, and providing consulting service on the selection,
model, function of various kinds of hardware equipment and appliance suitable for the above-mentioned software. 

	 	(6)	 Providing proper training, technology support and assistance to Party B’s employees, including without
limitation the training on customer service or technology and other aspects; introducing knowledge and experience on the installation and operation of systems and equipment to Party B and its employees, assistance to Party B on problems occurred
from time to time during the installation and operation of system and equipment; consultancy and suggesting to Party B on other online editing platform and software application, assistance to Party B on compiling and collection various kinds of
information; 

  

	 	(7)	 Providing technology consulting and answer to the question raised by Party B on network equipment,
technological products and software; 

  

	 	(8)	 Providing technology consulting service in respect of biotechnology and healthcare based on Party B’s
operation needs; 

  

	 	(9)	 Providing service in regard to the short-term and mid-term marketing
development and marketing plan; 

  

	 	(10)	 Providing other technology service and consulting based on Party B’s operation needs.

 Exhibit 2: Calculation and Payment of Technology Consulting and Service Fee 

Technology Consulting and Service Fee 

Subject to the provisions of the PRC laws, after covering for the deficits of previous years (if necessary), deducting costs, expenses and
taxes necessary for the business operations, Party B shall pay all the before-tax profits (excluding the amount of the technology consulting and service fee hereunder) to Party A as the technology consulting
and service fee hereunder. However, Party A is entitled to adjust such amount according to the detailed situation of its provision of the technology consulting and service to Party B, Party B’s business operation situation and Party B’s
demand for business development. 
 The charge rate for any other services provided by Party A to Party B upon Party B’s entrustment,
shall otherwise be negotiated by both Parties. 
 Payment Method 

Party A shall, within 15 days since the end of each quarter, issue a bill of the last quarter according to the budget of the aforesaid fee to
Party B. Party B shall pay the amount listed in the bill to the designated account of Party A within 15 days after receiving such bill. Party B shall, on or before March 31st of each year pay the remaining amount listed in the audited financial
statement of last year to the designated account of Party A. If according to such audited financial statement, Party B has paid more than it should, Party A shall, on or before March 31st of each year return the overpaid amount to the designated
account of Party B. However, Party A may, as it believes necessary, agree Party B to delay its payment or adjust the amount payable by Party B for each payment. The Parties may also negotiate and agree on the adjustment of schedule and amount of
such payment.EX-10.8

 Exhibit 10.8 

Equity Interest Pledge Agreement 

This Equity Interest Pledge Agreement (this “Agreement”) is executed by and among the following parties on June 21,
2019: 
 Pledgee: Xianggui (Shanghai) Biotechnology Co., Ltd. 

Registered Address: Room 02, 10/F, Building 2, No.588 Zixing Road, Minhang District, Shanghai 

Pledgors: Ying Wang (Chinese ID No.: ***) 

                Qingchun Zeng (Chinese ID No.: ***) 

Whereas: 
  

	 	1.	 Ying Wang holds 50% of the equity interest in Yang infinity (Shanghai) Biotechnology Co., Limited (hereinafter
referred to as “Yang Infinity”); Qingchun Zeng holds 50% of the equity interest in Yang Infinity. 

  

	 	2.	 The Pledgee is a limited liability company registered in Shanghai, China. The Pledgee and Yang Infinity have
entered into an Exclusive Technology Consulting and Service Agreement (the “Service Agreement”) on November 28, 2018. The Pledgee, Yang Infinity and the Pledgors have entered into an Exclusive Call Option Agreement (the
“Exclusive Call Option Agreement”). The Pledgors have issued a Power of Attorney to the Pledgee. The aforementioned Exclusive Technology Consulting and Service Agreement, the Exclusive Call Option Agreement and the Power of Attorney
shall be collectively referred to as the “Transaction Documents”. 

  
 1 

	 	3.	 As the security to the performance of all the contract obligations under the Transaction Documents by the
Pledgor and Yang Infinity, the Pledgors hereby pledges to the Pledgee all of the equity interest they hold in Yang Infinity. 

After negotiation, the Parties have mutually reached agreement as follows: 

 

	1.	 Definition 

Unless otherwise provided herein, the terms below shall have the following meanings: 

 

	 	1.1	 Pledge: shall have the meaning ascribed to it in Article 3 herein. 

 

	 	1.2	 Pledged Equity Interest: means the equity interest legally held by the Pledgors in Yang Infinity, of which 50%
is held by Ying Wang and 50% is held by Qingchun Zeng. 

  

	 	1.3	 Term of Pledge: means the term set forth in Article 4 of this Agreement. 

 

	 	1.4	 Event of Default: means any of the circumstances set forth in Article 8 of this Agreement.

  

	 	1.5	 Notice of Default: means the notice issued by the Pledgee in accordance with this Agreement declaring an Event
of Default. 

  

	2.	 The Pledge 

  

	 	2.1	 The Pledgors and the Pledgee agree that according to the terms and conditions herein, the Pledgor hereby
pledges to the Pledgee the Pledged Equity Interest for the performance of the Contract Obligations. To avoid any doubtfulness, the “Contract Obligations” herein means all the obligations and liabilities of the Pledgors under the
Transaction Documents, and the representations, covenants and warranties thereunder; and all the obligations and liabilities of Yang Infinity under the Transaction Documents, and the representations, covenants and warranties thereunder.

  
 2 

	 	2.2	 The Pledgors and Yang Infinity shall use their best efforts to complete the equity interest pledge registration
procedure with the Administration of Industry and Commerce as soon as possible and shall use their best efforts to maintain the validity of such registration. 

 

	3.	 Pledge 

  

	 	3.1	 The Pledgors pledge all their equity interest in Yang Infinity to the Pledgee as a security of the performance
of all the Contract Obligations under the Transaction Documents by the Pledgors and Yang Infinity. 

  

	 	3.2	 The scope of the pledge shall include all of the service fees receivable by the Pledgee, liquidated damages (if
any), compensation and all the expenses relating to the performance of such pledge (including without limitation to attorney’s fee, arbitration fee, evaluation and auction fees of the Pledged Equity Interest). 

 

	 	3.3	 The Pledge shall refer to the right of the Pledgee to be paid in priority with respect to the proceeds incurred
from the discount, auction or sale of the equity interest pledged by the Pledgor. 

  
 3 

	4.	 Term of Pledge 

 

	 	4.1	 The Pledge shall be effective from the date of registration with the Administration for Industry and Commerce
where Yang Infinity is registered until two years after the performance period of all the obligations under the Transaction Documents expires 

  

	5.	 Escrow of the Certificate of Pledge; Proceeds of the Pledged Equity Interests 

 

	 	5.1	 During the Term of Pledge set forth in this Agreement, the Pledgors shall execute or cause Yang Infinity to
execute the certificate of capital contribution (See Exhibit 1) and the register of members (See Exhibit 2), and deliver the above-mentioned executed documents to the Pledgee to hold such documents in escrow during the Term of Pledge set forth in
this Agreement. 

  

	 	5.2	 During the Term of Pledge, the Pledgee shall have the right to collect all the proceeds generated from the
Pledged Equity Interest (if any) including without limitation to bonus, dividends, and other cash and non-cash incomes generated from the Pledged Equity Interest. 

 

	6.	 Representations and Warranties of the Pledgors 

 

	 	6.1	 The Pledgee shall have the right to exercise, dispose of or transfer the Pledge in the manner provided in the
provisions set forth in this Agreement. 

  

	 	6.2	 Each of the Pledgors jointly and severally represents, guarantees and warrants to the Pledgee that:

  

	 	6.2.1	 he/she has all the rights in executing this Agreement and performing the obligations hereunder; he/she has
granted his/her representative the authority to sign this Agreement on behalf of him/her. As of the date of this Agreement, the provisions of this Agreement shall be binding upon them. 

 

	 	6.2.2	 the Pledgor is the legitimate holder of the Pledged Equity Interest and is entitled to pledging the Pledged
Equity Interest to the Pledgee; there will be no legal or factual hindrance on the Pledgee’s exercise of Pledge in the future. 

  
 4 

	 	6.2.3	 Yang Infinity is a limited liability company legitimately established under the PRC laws in good standing,
which has been formally registered in the Administration of Industry and Commerce in charge whose annual surveys of each year have all been passed. The registered capital of Yang Infinity is RMB5,000,000. 

 

	 	6.2.4	 neither the execution, delivery nor the performance of this Agreement will: 

 

	 	(a)	 be in conflict with or in violation of the following documents, with or without the giving of notice or the
passage of time: (i) Yang Infinity’s business license, articles of association, license, approval of its establishment from governmental authority, and any agreement or any other constitutional documents related to its establishment,
(ii) other applicable laws and regulations; (iii) any contracts or other documents to which the Pledgors and Yang Infinity are parties, or by which they or their properties are bound or subject; 

 

	 	(b)	 result in the creation or imposition of any pledge or any other Encumbrances, upon Yang Infinity’s
property, or result in the entitlement of any third party to create or impose any pledge or any other Encumbrances, upon Yang Infinity’s properties; 

  
 5 

	 	(c)	 permit the termination or amendment to any contracts or other documents to which Yang Infinity is a Party, or
by which it or its properties are bound or subject, or result in the entitlement of any third party to terminate or amend such documents; 

  

	 	(d)	 result in the suspension, revocation, damage, confiscation or the inability of renewal of any applicable
approval, license, registration of governmental authorities. 

  

	 	6.2.5	 except for the Pledge under this Agreement, there is no mortgage, pledge or other forms of security, preemptive
right, legal mortgage, property preservation, seizure, trust, lease, option or encumbrance of other forms upon the Pledged Equity Interest on the date of this Agreement (hereinafter referred to as the “Encumbrances”).

  

	 	6.2.6	 with the prior written consent of the Pledgee, any of the Pledgors may accept the transfer of other
Pledgors’ equity interest in Yang Infinity or subscribe for capital increase in Yang Infinity. Any equity interest obtained by the Pledgor or any increased registered capital of Yang Infinity shall also be deemed as the Pledged Equity Interest.
Upon the completion of the transfer of equity interest or the capital increase of Yang Infinity, the Pledgors and Yang Infinity shall duly update the register of members of Yang Infinity to reflect the change of equity interest pledge and shall
register the equity interest pledge with the relevant Administration of Industry and Commerce. 

  

	 	6.2.7	 he/she will promptly notify the Pledgee of any event or notice received by the Pledgors that may affect the
Pledgee’s rights to the equity interest or any portion thereof, as well as any event or notice received by the Pledgors that may change or affect any warranties and obligations under this Agreement. 

  
 6 

	 	6.2.8	 if relevant legal documents such as proof, license and power of attorney are required for the disposition of
the Pledged Equity Interest by the Pledgee, he/she shall unconditionally provide or obtain such documents and provide convenience to the Pledgee; The Pledgors undertake that once the Pledged Equity Interest has been transferred to the Pledgee or its
designated beneficiary, the Pledgors and/or Yang Infinity shall unconditionally perform all legally required procedures so that the Pledgee or its designated beneficiary may legitimately obtain Yang Infinity’s equity interest, including without
limitation to the issuance of relevant supporting document, the execution of relevant documents such as equity transfer contract. 

  

	 	6.2.9	 the Pledgors will comply with and perform all the warranties, covenants, agreement, representations and terms
for the benefit of the Pledgee. In the event of failure or partial performance of its warranties, covenants, agreement, representations and terms, the Pledgors shall indemnify the Pledgee for all the losses resulting therefrom.

  

	 	6.2.10	 the Pledgors hereby undertake that they have made proper arrangement and executed all the necessary documents
to ensure that under the circumstance of his/her decease, disability, bankrupt, divorce or other circumstance that may influence his/her ability to exercise the equity interest, those who may receive equity interest or relevant rights such as
his/her successor, guardian, debtor and spouse may not influence or hinder the performance of this Agreement. 

  
 7 

	7.	 Covenant of the Pledgors 

 

	 	7.1	 The Pledgors hereby covenant to the Pledgee that during the term of this Agreement, the Pledgors shall:

  

	 	7.1.1	 Except for the equity interest transferred to the Pledgee or its designated person according to the Exclusive
Call Option Agreement, without the prior written consent of the Pledgee: 

  

	 	A.	 not to transfer the equity interest, establish or permit the existence of any pledge or other Encumbrance that
may influence the rights and interest of the Pledgee; 

  

	 	B.	 not to take any action that results or may result in the decrease in the value of the Pledged Equity Interest
or endanger the validity of the Pledge hereunder. Where the value of the Pledged Equity Interest significantly decreases so as to endanger the right of the Pledgee, the Pledgors shall immediately notify the Pledgee and, as reasonably required by the
Pledgee, provide other properties as security satisfactory to the Pledgee and take necessary actions in solving the aforementioned matter or reduce the negative influence. The Pledgors further undertake that during the term of this Agreement, the
operation of Yang Infinity’s business shall comply with the PRC laws in all material aspects, and shall maintain the validity of Yang Infinity’s permits, licenses and qualifications. 

  
 8 

	 	7.1.2	 comply with the provisions of all laws and regulations applicable to the pledge of rights, and within five days
of receipt of any notice, order or recommendation issued or prepared by relevant competent authorities regarding the Pledge, shall present the aforementioned notice, order or recommendation to the Pledgee, and shall comply with the aforementioned
notice, order or recommendation or submit objections and representations with respect to the aforementioned matters upon the Pledgee’s reasonable request or upon consent of the Pledgee; 

 

	 	7.1.3	 promptly notify the Pledgee of any event or notice received by Pledgors that may affect the Pledgee’s
rights to the equity interest or any portion thereof, as well as any event or notice received by the Pledgors that may change or affect any warranties and obligations under this Agreement. 

 

	 	7.2	 The Pledgors agree that the rights acquired by the Pledgee in accordance with this Agreement with respect to
the Pledge shall not be interrupted or harmed by the Pledgors or any heirs or representatives of the Pledgors or any other persons through any legal proceedings. 

 

	 	7.3	 To protect or perfect the security interest granted under this Agreement, the Pledgors hereby undertake to
execute in good faith and to cause other parties who have interest in the Pledge to execute all certificates, agreements, deeds and/or covenants required by the Pledgee. The Pledgors also undertake to perform and to cause other parties who have an
interest in the Pledge to perform actions required by the Pledgee, to facilitate the exercise by the Pledgee of its rights and authority granted thereto by this Agreement, and to enter into all relevant documents regarding the change of ownership of
Equity Interest with the Pledgee or designee(s) of the Pledgee (natural persons/legal persons). The Pledgors undertake to provide the Pledgee within a reasonable time with all notices, orders and decisions regarding the Pledge that are required by
the Pledgee. 

  
 9 

	 	7.4	 The Pledgors hereby undertake to the Pledgee that they shall comply with and perform all guarantees, promises,
agreements, representations and conditions under this Agreement. In the event of failure or partial performance of its guarantees, promises, agreements, representations and conditions, the Pledgors shall indemnify the Pledgee for all losses incurred
therefrom. 

  

	 	7.5	 Each Pledgor irrevocably agrees to waive its right of first refusal to the equity transferred to the Pledgee
due to the exercise of the Pledge. 

  

	8.	 Event of Default 

 

	 	8.1	 Each of the following circumstances shall be deemed as an Event of Default: 

 

	 	8.1.1	 Yang Infinity fails to fully perform its Contract Obligations under the Transaction Documents;

  

	 	8.1.2	 any material misleading or inaccuracy of the representations or warranties made by the Pledgors in Article 6 of
this Agreement, and/or any breach of the representations or warranties made by the Pledgors in Article 6 of this Agreement; 

  

	 	8.1.3	 The Pledgors violate any article herein; 

  
 10 

	 	8.1.4	 Except for the provisions in Section 7.1.1 herein, the Pledgors transfer or in other ways dispose of the
Pledged Equity Interest without the Pledgee’s written consent; 

  

	 	8.1.5	 Any debts, security, compensation, guarantee or other liabilities of the Pledgors that (1) have been
required to be paid or performed in advance; or (2) have become due but are not able to be repaid or performed, so that the Pledgee believes that the ability of the Pledgors to perform the obligations herein has been influenced;

  

	 	8.1.6	 The Pledgors are unable to repay debts; 

 

	 	8.1.7	 this Agreement becomes illegal or the Pledgors are not able to continue their performance of this Agreement due
to the promulgation of relevant laws; 

  

	 	8.1.8	 Where all the permits, license, approval or grant of governmental authorities that allow this Agreement to be
enforceable or legitimate or effective have been withdrawn, suspended, become void or materially changed; 

  

	 	8.1.9	 The Pledgee considers that the ability of the Pledgor to perform its obligations under this contract has been
affected by adverse changes in the property owned by the Pledgor; 

  

	 	8.1.10	 The successor or trustee of Yang Infinity can only perform a part of its payment obligation or refuse to
perform its payment obligation hereunder; 

  
 11 

	 	8.1.11	 Other situations under which the Pledgee is not able to exercise the pledge right according to relevant
regulations. 

  

	 	8.2	 Upon notice or discovery of the occurrence of any circumstances or event that may lead to the above-mentioned
situations described in Section 8.1, the Pledgors shall immediately notify the Pledgee in writing accordingly. 

  

	 	8.3	 Unless the Event of Default set forth in this Section 8.1 has been successfully resolved to the
Pledgee’s satisfaction, the Pledgee may issue a Notice of Default to the Pledgors in writing upon the occurrence of such Event of Default or at any time thereafter, demanding the Pledgors to immediately clear the debts and other payment amount
under the Service Agreement or exercise the Pledge in accordance with Article 9 of this Agreement. 

  

	9.	 Exercise of the Pledge 

 

	 	9.1	 Where any Contract Obligations are violated or not performed, the Pledgee is entitled to dispose of all or part
of the Pledged Equity Interest held by any shareholder of Yang Infinity (whether or not such shareholder has violated the Contract Obligations) and shall be entitled to be paid in priority for the expenses listed in Section 3.2 from the amount
obtained through the disposal of the Pledged Equity Interest. 

  

	 	9.2	 Prior to the full performance of the Service Agreement, without the Pledgee’s written consent, the
Pledgors may not transfer or in other ways dispose of the Pledged Equity Interest. 

  

	 	9.3	 The Pledgee shall issue a Notice of Default to the Pledgors when exercising the Pledge. Subject to the
provisions in Article 10, the Pledgee may exercise the right to dispose of the Pledge at the same time or at any time after the issuance of the Notice of Default in accordance with Article 10. 

  
 12 

	 	9.4	 Subject to the provisions of Section 8.3, the Pledgee may exercise the right at the same time when issuing
the Notice of Default according to Section 8.3 or any time thereafter. 

  

	 	9.5	 Where any Contract Obligations are violated or not performed, the Pledgee is entitled to priority in
compensation from the price of all or part of the Pledged Equity Interest hereunder according to legal procedures or the amount of such equity interest through auction or sell-off. 

 

	 	9.6	 When the Pledgee exercises the pledge right hereunder, the Pledgors shall provide necessary assistance with no
hindrance so that the Pledgee may realize its pledge rights. 

  

	10.	 Default Liability 

Unless otherwise provided herein, if one Party (the “Breaching Party”) fails to perform any of its obligations hereunder or
breaches this Agreement in other ways, the other Party (the “Indemnitee”) may: 
  

	 	A.	 issue a written notice to the Breaching Party indicating the nature and scope of such breach and requiring the
Breaching Party to rectify such breach at its own cost during a reasonable period (the “Cure Period”); and 

  

	 	B.	 if the Breaching Party fails to rectify such breach within the Cure Period, the Indemnitee is entitled to
requiring the Breaching Party to bear all liabilities caused by such breach, and compensate all actual losses suffered by the Indemnitee in relation with such breach, including without limitation the attorney’s fee, litigation or arbitration
expenses in relation with such breach. The Indemnitee is also entitled to require specific performance by the Breaching Party. Furthermore, the Indemnitee may apply to arbitration institutions or courts for judgment of specific performance or
compulsory enforcement. The exercise of the above remedy will not constitute the waiver of any other remedy available to the Indemnitee. 

  
 13 

	11.	 Assignment 

  

	 	11.1	 Without the Pledgee’s prior written consent, the Pledgors are not entitled to gift or assign their rights
and obligations under this Agreement. 

  

	 	11.2	 This Agreement shall be binding on the Pledgors and their successors, and shall be valid to the Pledgee and
each of its successors and assignees. 

  

	 	11.3	 At any time, the Pledgee may assign any and all of its rights and obligations under this Agreement to its
designee(s) (natural/legal persons), in which case the assignee shall have the rights and obligations of the Pledgee under this Agreement, as if it were the original Party to this Agreement. When the Pledgee assigns the rights and obligations under
this Agreement, upon the Pledgee’s request, the Pledgors shall execute relevant agreements or other documents relating to such assignment. 

  

	 	11.4	 During the term of this Agreement, without the prior written consent of the Pledgee, the Pledgors shall not
transfer all or part of their rights or obligations hereunder to any third party; however, the Pledgee is entitled to transfer all or part of its rights and obligations hereunder. 

  
 14 

	 	11.5	 In the event of a change of pledgee due to an assignment, the parties shall enter into a new pledge agreement.

  

	12.	 Termination 

Upon the full performance or termination of all the contract obligations under the Transaction Documents by Yang Infinity, this Agreement shall
be terminated. Upon written request from the Pledgors, the Pledgee shall release the Equity Interest Pledge hereunder and, both the Pledgors and Yang Infinity shall register the discharge of equity interest on the register of members of Yang
Infinity and shall register such discharge with the competent Administration of Industry and Commerce. The expenses of the release of the Equity Interest Pledge shall be borne by the Pledgors and Yang Infinity. 

 

	13.	 Service Fees and Other Expenses 

 

	 	13.1	 All fees and out-of-pocket
expenses relating to this Agreement, including but not limited to legal costs, costs of production, stamp tax and any other taxes and fees, shall be borne by the Pledgors. Where the Pledgee is required by law to pay for any relevant tax and
expenses, the Pledgors shall compensate in full such paid tax and expenses to the Pledgee. 

  

	 	13.2	 Where the Pledgors fail to pay any payable taxes or expenses according the provisions herein, or in other
reasons the Pledgee has taken any ways or methods for recourse, the Pledgors shall bear all expenses so caused (including without limitation to various taxes, service fees, management fees, legal costs, counsel fees and all kinds of insurance
premium for the disposal of pledge). 

  
 15 

	14.	 Force Majeure 

 

	 	14.1	 Where the performance of this Agreement is delayed or hindered due to any “Force Majeure
Event”, the Party under the influence of such force majeure does not need to bear any liabilities for the part of liabilities delayed or hindered and only such part. The force majeure herein means any events that go beyond the reasonable
control of one Party, and are irrevocable despite of the reasonable notice of the Party influenced by such force majeure, including without limitation to government act, natural power, fire, explosion, geographic change, storm, flood, earthquake,
tide, lightning or war. However, the inadequacy of credit, fund or financing may not be deemed as the event out of control of one Party. The Party under the influence of the force majeure that seeks for the relief of liabilities under any articles
hereunder shall as soon as possible notify the other Party of such relief of liabilities and the procedures to be taken for the finish of performance. 

  

	 	14.2	 The Party under the influence of force majeure does not need to bear any liabilities hereunder. However, only
if the effected Party has tried all of its reasonable efforts in performing this Agreement, may it be able to obtain such relief of liability. And such relief shall be limited to the part of liability delayed or hindered due to the force majeure.
Once the cause of such relief has been corrected or rectified, both Parties agree to try their utmost in resuming the performance of this Agreement. 

  
 16 

	15.	 Governing Law and Dispute Resolution 

 

	 	15.1	 The effectiveness, interpretation, performance and dispute solution of this Agreement shall be governed by the
PRC laws. 

  

	 	15.2	 Where a dispute happens between both Parties on the interpretation and performance of this Agreement, both
Parties shall negotiate in good faith in solving such dispute. Where within thirty (30) days after one Party issues a written notice on the negotiation requirement to the other Party, no agreement is reached on the dispute solution, either
Party is entitled to submitting such dispute to Shanghai International Economic and Trade Arbitration Center for arbitration under its then effective arbitration rules. Place of arbitration is Shanghai. The arbitration language shall be Chinese. The
arbitration award shall be final and binding upon both Parties. 

  

	 	15.3	 During the arbitration period, except for the matters or responsibilities under arbitration, both Parties shall
continue the performance of other responsibilities provided herein. The arbitrator is entitled to make appropriate award so that the Pledgee may receive appropriate legal remedy, including without limitation to restriction on the business operation
of Yang Infinity, restriction, prohibition or order on the transfer or disposal of the Pledgors’ equity interest or assets, requirement to the Pledgors on the liquidation of Yang Infinity. 

 

	 	15.4	 As required by one Party, the court of jurisdiction is entitled to provisional remedy, such as detainment or
freeze of the assets or equity interest of the Breaching Party. After the arbitration award comes into effect, either Party is entitled to application for enforcement arbitration award to the court of jurisdiction. 

  
 17 

	16.	 Notice 

Except as may be otherwise changed through written notice provided herein, the notice herein shall be sent to the following addresses through
personal delivery, fax or registered mail. Where the notice is sent through registered mail, the signature date on the receipt of the registered mail shall be deemed as the delivery date. Where the notice is sent by personal delivery or fax, the
date on which it is sent shall be deemed as the delivery date. Where the notice is sent by fax, after sending the fax, the original notice shall also be immediately delivered to the following address through registered mail or personal delivery.

  

					
		 	Pledgee:	 	 Xianggui (Shanghai) Biotechnology Co., Ltd.
  

Address: Room 02, 10/F, Building 2, No.588 Zixing Road, Minhang

District, Shanghai Tel/Fax: 021-61132270

Attn: Ling Yu

			
		 	Pledgors:	 	 Ying Wang
  

Address: ***
 Tel/Fax: ***

 
 QingchunZeng

Address: ***
 Tel/Fax: ***

  
 18 

	17.	 Exhibit 

The Exhibits of this Agreement constitute an integral part of this Agreement. 

 

	18.	 Miscellaneous 

 

	 	18.1	 No delay or omission to exercise any right accruing to one Party shall be construed to be a waiver of such
right. The fact that certain rights have been partially or fully exercised by such Party, shall not impair such Party to exercise such rights again in the future. 

 

	 	18.2	 This Agreement is legally binding upon both Parties and their legitimate successors and assignees.

  

	 	18.3	 If any provision of this Agreement is found to be invalid, illegal or unenforceable, then such provision shall
be construed, to the extent feasible, it shall be severed from the remainder of this Agreement, which shall remain in full force and effect. In such event, the Parties shall use their best efforts to negotiate in good faith a substitute, valid and
enforceable provision or agreement which most nearly effects this Parties’ intent in entering into this Agreement. 

  

	 	18.4	 This Agreement shall constitute all agreements that have been reached between the Parties on the subject
thereof and shall supersedes all discussion, negotiation and contract between the Parties on such subject , including the equity pledge contract signed by both parties and other relevant parties on July 31, 2018. 

  
 19 

	19.	 Effectiveness 

 

	 	19.1	 This Agreement and any of its amendment, supplement and alteration shall all be made in writing and come into
effectiveness after signed and stamped by all Parties. 

  

	 	19.2	 The Agreement is written in Chinese and in multiple copies with the same legal effect. 

  
 20 

 (No text in this page) 

Pledgee: Xianggui (Shanghai) Biotechnology Co., Ltd. (Stamp) 

Authorized Representative: /s/ Qingchun Zeng 

Pledgors: 
 Ying Wang 

Signature: /s/ Ying Wang 
 Qingchun Zeng 

Signature: /s/ Qingchun Zeng 

 Exhibit 1 

Yang Infinity (Shanghai) Biotechnology Co., Limited 

Certificate of Capital Contribution 

It is hereby certified that 

Ying Wang (ID Number: ***) has made capital contribution of RMB 2,500,000, holding 50% of the equity interest. All such 50% of the equity
interest has been pledged to Xianggui (Shanghai) Biotechnology Co., Ltd. 
 QingChun Zeng (ID Number: ***) has made capital contribution of
RMB 2,500,000, holding 50% of the equity interest. All such 50% of the equity interest has been pledged to Xianggui (Shanghai) Biotechnology Co., Ltd. 

Yang Infinity (Shanghai) Biotechnology Co., Limited (Stamp) 

Signature of Legal Representative:  /s/ Qingchun Zeng 

June 21, 2019 

 Exhibit 2 

Yang Infinity (Shanghai) Biotechnology Co., Limited 

Register of Members 
  

							
	 Name of
Shareholder
	 	 ID Number
	 	 Shareholding
Percentage
	 	 Pledge Registration

	Ying Wang	 	***	 	50%	 	Pledged to Xianggui (Shanghai) Biotechnology Co., Ltd..
				
	Qingchun Zeng	 	***	 	50%	 	Pledged to Xianggui (Shanghai) Biotechnology Co., Ltd.

 Yang
Infinity (Shanghai) Biotechnology Co., Limited (Stamp) 
 Legal Representative: (signature)  /s/ Qingchun Zeng 

Date: June 21, 2019

Source: [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00300-of-00352.parquet"}, [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00300-of-00352.parquet"}]]