Exhibit 4.31


 


Exclusive Business Cooperation Agreement


 


This Exclusive
Business Cooperation Agreement (this “Agreement”) is made and entered into by and between the following parties
on August 6, 2015 in Beijing, the People’s Republic of China (“China” or the “PRC”).


 


	Party A:	Beijing Yangguang  Gudi Science Development Co., Ltd
	Address:	Room 1811, 18/F, Buidlikng No.2. #1 Shangdi 10th Avenue, Haididan District, Beijing
	 	 
	Party B:	Beijing Shan Jing Ke Chuang Network Techonology Co., Ltd
	Address:	No. 6 Anfu Road, Houshayu Town, Shunyi District, Beijing


 


Each of Party A and
Party B shall be hereinafter referred to as a “Party” respectively, and as the “Parties” collectively.


 


Whereas,


 


		1.	Party A is a wholly foreign owned enterprise established in China, and has the necessary resources
to provide technical and consulting services;



 


		2.	Party B is a company established in China with exclusively domestic capital and is permitted to
engage in home services and other business by relevant PRC government authorities.  The businesses conducted by Party
B currently and any time during the term of this Agreement are collectively referred to as the “Principal Business”;



 




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		3.	Party A is willing to provide Party B with technical support, consulting services and other services
on exclusive basis in relation to the Principal Business during the term of this Agreement, utilizing its advantages in technology,
human resources, and information, and Party B is willing to accept such services provided by Party A or Party A's designee(s),
each on the terms set forth herein.



 


Now, therefore, through
mutual discussion, the Parties have reached the following agreements:


 


		1.	Services Provided by Party
                                         A



 


		1.1	Party B hereby appoints Party A as Party B's exclusive services provider to provide Party
B with comprehensive technical support, consulting services and other services during the term of this Agreement, in accordance
with the terms and conditions of this Agreement, including but not limited to the follows:



 


		(1)	Licensing Party B to use any software legally owned by Party A;



 


		(2)	Development, maintenance and update of software involved in Party B’s business;



 


		(3)	Design, installation, daily management, maintenance and updating of network system, hardware and
database design;



 


		(4)	Technical support and training for employees of Party B;



 




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		(5)	Providing business management consultation for Party B;



 


		(6)	Providing marketing and promotion services for Party B;



 


		(7)	Providing customer order management and customer services for Party B;



 


		(8)	Leasing of equipment or properties; and



 


		(9)	Other services requested by Party B from time to time to the extent permitted under PRC law.



 


		1.2	Party B agrees to accept all the services provided by Party A.  Party B further agrees
that unless with Party A's prior written consent, during the term of this Agreement, Party B shall not directly or indirectly
accept the same or any similar services provided by any third party and shall not establish similar corporation relationship with
any third party regarding the matters contemplated by this Agreement.  Party A may appoint other parties, who may enter
into certain agreements described in Section 1.3 with Party B, to provide Party B with the services under this Agreement.



 


		1.3	Service Providing Methodology



 




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		1.3.1	Party A and Party B agree that during the term of this Agreement, where necessary, Party B may
enter into further service agreements with Party A or any other party designated by Party A, which shall provide the specific contents,
manner, personnel, and fees for the specific services.



 


		1.3.2	To fulfill this Agreement, Party A and Party B agree that during the term of this Agreement, where
necessary, Party B may enter into equipment or property leases with Party A or any other party designated by Party A which shall
permit Party B to use Party A's relevant equipment or property based on the needs of the business of Party B.



 


		1.3.3	Party B hereby grants to Party A an irrevocable and exclusive option to purchase from Party B,
at Party A’s sole discretion, any or all of the assets and business of Party B, to the extent permitted under PRC law, at
the lowest purchase price permitted by PRC law.  The Parties shall then enter into a separate assets or business transfer
agreement, specifying the terms and conditions of the transfer of the assets.



 


		2.	The Calculation and Payment
                                         of the Service Fees



 


		2.1	The fees payable by Party B to Party A during the term of this Agreement shall be calculated as
follows:



 




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		2.1.1	Party B shall pay service fee to Party A in each month.  The service fee for each month
shall consist of management fee and fee for services provided, which shall be determined by the Parties through negotiation after
considering:



 


		(1)	Complexity and difficulty of the services provided by Party A;



 


		(2)	Title of and time consumed by employees of Party A providing the services;



 


		(3)	Contents and value of the services provided by Party A;



 


		(4)	Market price of the same type of services;



 


		(5)	Operation conditions of the Party B.



 


		2.1.2	If Party A transfers technology to Party B or develops software or other technology as entrusted
by Party B or leases equipments or properties to Party B, the technology transfer price, development fees or rent shall be determined
by the Parties based on the actual situations.



 




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		3.	Intellectual Property Rights
                                         and Confidentiality Clauses



 


		3.1	Party A shall have exclusive and proprietary ownership, rights and interests in any and all intellectual
properties arising out of or created during the performance of this Agreement, including but not limited to copyrights, patents,
patent applications, software, technical secrets, trade secrets and others.  Party B shall execute all appropriate documents,
take all appropriate actions, submit all filings and/or applications, render all appropriate assistance and otherwise conduct whatever
is necessary as deemed by Party A at its sole discretion for the purposes of vesting any ownership, right or interest of any such
intellectual property rights in Party A, and/or perfecting the protections for any such intellectual property rights in Party A.



 


		3.2	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 of 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 party,
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, directors,
employees, legal counsels or financial advisors regarding the transaction contemplated hereunder, provided that such shareholders,
directors, employees, 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 shareholders, director, employees of or agencies
engaged by any Party shall be deemed disclosure of such confidential information by such Party and such Party shall be held liable
for breach of this Agreement.



 




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		4.	Representations and Warranties



 


		4.1	Party A hereby represents, warrants and covenants as follows:



 


		4.1.1	Party A is a wholly foreign owned enterprise legally established and validly existing in accordance
with the laws of China; Party A or the service providers designated by Party A will obtain all government permits and licenses
for providing the service under this Agreement before providing such services.



 


		4.1.2	Party A has taken all necessary corporate actions, obtained all necessary authorizations as well
as all consents and approvals from third parties and government agencies (if required) for the execution, delivery and performance
of this Agreement. Party A’s execution, delivery and performance of this Agreement do not violate any explicit requirements
under any law or regulation.



 


		4.1.3	This Agreement constitutes Party A’s legal, valid and binding obligations, enforceable against
it in accordance with its terms.



 




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		4.2	Party B hereby represents, warrants and covenants as follows:



 


		4.2.1	Party B is a company legally established and validly existing in accordance with the laws of China
and has obtained and will maintain all permits and licenses for engaging in the Principal Business in a timely manner.



 


		4.2.2	Party B has taken all necessary corporate actions, obtained all necessary authorizations as well
as all consents and approvals from third parties and government agencies (if required) for the execution, delivery and performance
of this Agreement. Party B’s execution, delivery and performance of this Agreement do not violate any explicit requirements
under any law or regulation.



 


		4.2.3	This Agreement constitutes Party B’'s legal, valid and binding obligations, and shall
be enforceable against it in accordance with its terms.



 


		4.2.4	Without the consent from Party A in writing, Party B shall not change the current shareholding
structure of Party B by any ways, and shall not conduct any contractual joint venture, leasing management, merger, division, any
other arrangement to change the model of business operation, or ownership structure, and shall not dispose all or substantial parts
of the assets or equity interest of Party B by transfer, sale or equity investment or any other ways.



 


		4.2.5	Unless the written consent from Party A is obtained, Party B shall not enter into any other agreements
or arrangements which are conflict with this agreement or may impair Party A’s rights and interests under this agreement.



 




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		4.2.6	In order to ensure the fulfillment of the obligations and liabilities of both Party A and Party
B under this agreement as well as the payment of all the amounts payable by Party B to Party A, Party B hereby agrees that Party
B shall not conduct any transactions which may substantially impact its assets, obligations, rights or the operation of the company,
unless the prior written consent is obtained from Party A.



 


		5.	Term of Agreement



 


		5.1	This Agreement shall become effective upon execution by the Parties.  Unless terminated
in accordance with the provisions of this Agreement or terminated in writing by Party A, this Agreement shall remain effective.



 


		5.2	During the term of this Agreement, each Party shall renew its operation term prior to the expiration
thereof so as to enable this Agreement to remain effective.  This Agreement shall be terminated upon the expiration of
the operation term of a Party if the application for renewal of its operation term is not approved by relevant government authorities.



 


		5.3	The rights and obligations of the Parties under Sections 3, 6, 7 and this Section 5.3 shall survive
the termination of this Agreement.



 




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		6.	Governing Law and Resolution
                                         of Disputes



 


		6.1	The execution, effectiveness, construction, performance, amendment and termination of this Agreement
and the resolution of disputes hereunder shall be governed by the laws of China.



 


		6.2	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 30 days after either Party's request to the other Party for resolution of the dispute through
negotiations, either Party may submit the relevant dispute to the China International Economic and Trade Arbitration Commission
for arbitration, in accordance with its arbitration rules.  The arbitration shall be conducted in Beijing.  The
arbitration award shall be final and binding on both Parties.



 


		6.3	Upon the occurrence of any disputes arising from the construction and performance of this Agreement
or during the pending arbitration of any dispute, except for the matters under dispute, the Parties shall continue to exercise
their respective rights under this Agreement and perform their respective obligations under this Agreement.



 


		7.	Breach
                                         of Agreement and Indemnification



 


		7.1	If Party B conducts any material breach of any term of this Agreement, Party A shall have right
to terminate this Agreement and/or require Party B to indemnify all damages; this Section 7.1 shall not prejudice any other rights
of Party A herein.



 




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		7.2	Unless otherwise required by applicable laws, Party B shall not have any right to terminate this
Agreement in any event.



 


		7.3	Party B shall indemnify and hold harmless Party A from any losses, injuries, obligations or expenses
caused by any lawsuit, claims or other demands against Party A arising from or caused by the services provided by Party A to Party
B pursuant this Agreement, except where such losses, injuries, obligations or expenses arise from the gross negligence or willful
misconduct of Party A.



 


		8.	Force Majeure



 


		8.1	In the case of any force majeure events (“Force Majeure”) such as earthquake, typhoon,
flood, fire, flu, war, strikes or any other events that cannot be predicted and are unpreventable and unavoidable by the affected
Party, which directly or indirectly causes the failure of either Party to perform or completely perform this Agreement, then the
Party affected by such Force Majeure shall give the other Party written notices without any delay, and shall provide details of
such event within 15 days after sending out such notice, explaining the reasons for such failure of, partial or delay of performance.



 




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		8.2	If such Party claiming Force Majeure fails to notify the other Party and furnish it with proof
pursuant to the above provision, such Party shall not be excused from the non-performance of its obligations hereunder.  The
Party so affected by the event of Force Majeure shall use reasonable efforts to minimize the consequences of such Force Majeure
and to promptly resume performance hereunder whenever the causes of such excuse are cured.  Should the Party so affected
by the event of Force Majeure fail to resume performance hereunder when the causes of such excuse are cured, such Party shall be
liable to the other Party.



 


		8.3	In the event of Force Majeure, the Parties shall immediately consult with each other to find an
equitable solution and shall use all reasonable endeavours to minimize the consequences of such Force Majeure.



 


		9.	Notices



 


		9.1	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 or by facsimile transmission
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:



 


		9.1.1	Notices given by personal delivery, by courier service or by registered mail, postage prepaid,
shall be deemed effectively given on the date of receipt or refusal at the address specified for notices.



 




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		9.1.2	Notices given by facsimile transmission shall be deemed effectively given on the date of successful
transmission (as evidenced by an automatically generated confirmation of transmission).



 


		9.2	For the purpose of notices, the addresses of the Parties are as follows:



 


	Party A:	Beijing Yangguang  Gudi Science Development Co., Ltd
	Address:	Tower E, North America International Business Center, #Yi108, Beiyuan Road, Chaoyang District, Beijing
	Attn:	Jinbo Yao
	Phone:	+8610 64435588-8888  
	Facsimile:	+8610-64459926
	 	 
	Party B:	Beijing Shan Jing Ke Chuang Network Techonology Co., Ltd
	Address:	Tower E, North America International Business Center, #Yi108, Beiyuan Road, Chaoyang District, Beijing
	Attn:	Jinbo Yao
	Phone:	+8610 64435588-8888  
	Facsimile:	+8610-64459926


 


		9.3	Any Party may at any time change its address for notices by a notice delivered to the other Party
in accordance with the terms hereof.



 




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		10.	Assignment



 


		10.1	Without Party A's prior written consent, Party B shall not assign its rights and obligations
under this Agreement to any third party.



 


		10.2	Party B agrees that Party A may assign its obligations and rights under this Agreement to any third
party and in case of such assignment, Party A is only required to give written notice to Party B and does not need any consent
from Party B for such assignment.



 


		11.	Severability



 


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 aspect.  The Parties shall negotiate 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.


 




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		12.	Amendments
                                         and Supplements



 


Any amendments and supplements
to this Agreement shall be in writing.  The amendment agreements and supplementary agreements that have been signed by
the Parties and relate to this Agreement shall be an integral part of this Agreement and shall have the same legal validity as
this Agreement.


 


		13.	Language and Counterparts



 


This Agreement is written in
Chinese language in two copies, each Party having one copy.  The Chinese version and English version shall have equal
legal validity.


 


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left blank


 




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IN
WITNESS WHEREOF, the Parties have caused their authorized representatives to execute this Exclusive Business Cooperation Agreement
as of the date first above written.


 


	Party A:	Beijing Yangguang Gudi Science Development Co., Ltd	 


 


	By:	/s/ Beijing Yangguang Gudi Science Development Co., Ltd	 
	 	Legal Representative	 


 


	Party B:	Beijing Shan Jing Ke Chuang Network Techonology Co., Ltd.	 


 


	By:	/s/ Beijing Shan Jing Ke Chuang Network Techonology Co., Ltd.	 
	 	Legal Representative