**Exhibit 4.83**

(English Translation) 

**LOAN AGREEMENT**

This Loan Agreement (the “Agreement”) is enteredinto on April 27, 2010 in Beijing by the following parties. 

**Party A: Baidu Online Network Technology (Beijing) Co., Ltd.**

Registration Address: 12/F., Ideal International Plaza, No. 58 North-West 4th Ring, Haidian District, Beijing, PRC, 100080 

**Party B: Hu Cai**

IDNo.: 

**WHEREAS,**

1. Party A is a wholly-owned foreign enterprise incorporated in the People’s Republic of China (the “PRC”); and 

2. Party B is a citizen of the PRC and a shareholder of Beijing BaiduPay Science and Technology Co., Ltd. (the “Company”).

**NOW THEREFORE**, through friendly negotiations, the parties hereto agree as follows: 

1. Party A agrees to provide an interest-free loan to Party B with an aggregate principal amount of RMB 9,000,000in accordance with the terms and conditions set forth in this Agreement. 

2. Party B confirms that he hasreceived the total amount of the loan and has invested it into the Company as capital contribution. 

3. Theterm of the loan starts from the date when Party B received the loan until ten (10) years after the execution of this Agreement and may be extended upon written agreement of the parties hereto. During the term of the loan or any extensionthereof, Party A may notify Party B in writing that the loan under this Agreement is due and payable immediately and request Party B to repay the loan in the manner specified herein, if any of the following events occurs: 

(a) Party B resigns from or is dismissed by Party A or its affiliates; 

(b) Party B dies or becomes a person without capacity or with limited capacity for civil acts; 

(c) Party B commits a crime or is involved in a crime; 

(d) Any other third party claim of more than RMB100,000 against Party B; or 

(e) Subject to PRC law, Party A or its designated person is permitted to invest in the business of value-addedtelecommunications services, such as Internet information services, as well as other businesses that the Company is engaged in, and Party A has given a written notice to the Company to exercise its purchase option in accordance with the exclusiveequity purchase option agreement specified in Article 4 of this Agreement. 

4. Both parties hereby agreeand confirm that, subject to PRC law, Party A shall have the right, but not the obligation, to purchase, or designate other persons (including natural persons, legal persons or other entities) to purchase, at anytime all or part of the equityinterests held by Party B in the Company (the “Option Right”), provided, however, that Party A shall notify Party B in writing of such purchase of equity interests. Once the written notice for exercising the Option Right is given by PartyA, Party B shall, according to Party A’s intention or instruction, transfer his equity interests in the Company to Party A or other persons designated by Party A at his original investment price (the “Original Investment Price”) or,if otherwise specified by law, at an other price agreed upon by Party A. Both parties agree and confirm that, if at the time of Party A’s exercise of the Option Right, the lowest price permitted under then applicable laws and regulations ishigher than the Original Investment Price, the purchase price to be paid by Party A or its designated persons shall be the lowest price permitted by applicable law. Both parties agree to execute an Exclusive Equity Purchase Option Agreement (the“Option Agreement”) in connection with the above matters. 

5. Both parties hereby agree and confirm that Party B may repay the loanonly in the following manner: when the loan is due, Party B or its successor or assign shall transfer the equity interests in the Company to Party A or its designated persons upon Party A’s written request and to the extent permitted by PRC lawand use the proceeds from such transfer to repay the loan. 

6. Both parties hereby agree and confirm that,except as otherwise provided for herein, the loan under this Agreement is interest-free. However, if, at the time the loan is due and Party B needs to transfer his equity interests in the Company to Party A or its designated persons, the actualtransfer price is higher than the loan principal due to legal requirements or other reasons, the amount in excess of the loan principal, to the extent permitted by law, shall be deemed as interests or capital utilization cost, which shall be repaidto Party A together with the loan principal. 

7. Both parties hereby agree and confirm that Party B shall bedeemed to have fully performed his obligations under this Agreement only if the following requirements are met: 

(a) Party B has transferred all his equity interests in the Company to Party A and/or its designated persons; and

(b) Party B has paid the total proceeds from such transfer or the maximum amount (including principal and thehighest loan interest permitted under then applicable law) allowed by applicable law as repayment of the loan to Party A. 

8. To secure the performance of his obligations under this Agreement, Party B agrees to pledge all his equity interests in the Company to Party A (the “Equity Pledge”). Both parties agree toexecute an Equity Pledge Agreement (the “Equity Pledge Agreement”) in connection with the above matters. 

9. Party A hereby represents and warrants to Party B that, as of the execution date of this Agreement: 

(a) Party A is a wholly foreign-owned enterprise incorporated and validly existing under the laws of PRC; 

(b) Party A has the authority to execute and perform this Agreement. The execution and performance of this Agreement by Party A comply with its business scope, articles of association and otherorganizational documents. Party A has obtained all necessary and appropriate approvals and authorizations for the execution and performance of this Agreement; 

(c) The principal of the loan to Party B is legally owned by Party A; 

(d) The execution and performance of this Agreement by Party A do not violate any laws, regulations, approvals, authorizations, notices, other governmental documents to which Party A is subject, anyagreement signed by it with any third party or any undertaking made by it to any third party; and 

(e)When executed by the parties hereto, this Agreement shall constitute the legal, valid and binding obligations of Party A. 

10. Party B hereby represents and warrants to Party A that, from the execution date of this Agreement until this Agreement terminates: 

(a) The Company is a limited liability company incorporated and validly existing under the laws of PRC and Party B is alegal holder of the equity interest of the Company; 

(b) Party B has the authority to execute and perform thisAgreement. The execution and performance of this Agreement by Party B comply with its business scope, articles of association and other organizational documents. Party B has obtained all necessary and appropriate approvals and authorizations for theexecution and performance of this Agreement; 

 
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(c) The execution and performance of this Agreement by Party B do notviolate any laws, regulations, approvals, authorizations, notices, other governmental documents to which Party B is subject, any agreement signed by Party B with any third party or any undertaking made by Party B to any third party; 

(d) When executed by the parties hereto, this Agreement shall constitute the legal, valid and binding obligations of PartyB; 

(e) Party B has paid contribution in full for its equity interests in the Company in accordance withapplicable laws and regulations; 

(f) Except pursuant to the Equity Pledge Agreement and Option Agreement,Party B has not pledged or created any other security interest on, made any offer to any third party to transfer, accepted the offer of any third party to purchase, or executed any agreement with any third party to transfer, Party B’s equityinterests in the Company; 

(g) There are no pending or threatened disputes, litigation, arbitration or otheradministrative proceedings or other legal proceedings in connection with the equity interests of the Company held by Party B; and 

(h) The Company has completed all necessary governmental approval, license, registration and filing. 

11. Party B covenants that it shall, during the term of this Agreement: 

(a) not sell, transfer, pledge or dispose in any other manner of his equity or other interests in the Company, or allow the creation of other security interests thereon, without Party A’s priorwritten consent, except for equity pledges or other rights created for the benefit of Party A; 

(b) not votefor at shareholder’s meetings of the Company or execute any shareholders’ resolutions approving the sale, transfer, pledge, disposition in any other manner, or the creation of any other security interest on, any legal or beneficialinterest in the equity of the Company without Party A’s prior written consent, except to or for the benefit of Party A or its designated persons; 

(c) not vote for at shareholder’s meetings of the Company or execute any shareholders’ resolutions approving the Company to merge or combine with, acquire or invest in any person without PartyA’s prior written consent; 

(d) promptly inform Party A of any pending or threatened litigation,arbitration or regulatory proceeding concerning the equity interests of the Company; 

(e) execute all necessaryor appropriate documents, take all necessary or appropriate actions, bring all necessary or appropriate lawsuits or assert all necessary and appropriate defenses against all claims in order to maintain his equity interests of the Company;

(f) not commit any act or omission that may materially affect the assets, business and liabilities of theCompany without Party A’s prior written consent; 

(g) appoint any person nominated by Party A to be thedirector of the Company; 

(h) upon Party A’s exercise of its Option Right, transfer promptly andunconditionally, all of Party B’s equity interests in the Company to Party A or persons designated by Party A, if and to the extent permitted under the laws of PRC; 

(i) not request the Company to distribute dividends or profits; 

(j) once he has transferred his equity interests in the Company to Party A or its designated persons, promptly repay,subject to applicable laws, the proceeds received from such transfer in full, as the loan principal and loan interests or capital utilization cost allowed by law, to Party A; and 

 
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(k) comply strictly with the terms of this Agreement, and perform theobligations pursuant to this Agreement and not commit any act or omission that would affect the validity and enforceability of this Agreement. 

12. Party B, as the shareholder of the Company, covenants that he shall cause the Company, during the term of this Agreement: 

(a) not to supplement, amend or modify its articles of association, or to increase or decrease its registered capital, orto change its capital structure in any way without Party A’s prior written consent; 

(b) to maintain andoperate its business and deal with matters prudently and effectively, in accordance with good financial and business rules and practices; 

(c) not to sell, transfer, mortgage, dispose of in any other manner, or to create other security interest on, any of its assets, business or legal or beneficial right to its revenues without PartyA’s prior written consent; 

(d) not to create, succeed to, guarantee or permit any liability, without theParty A’s prior written consent, except (i) the liability arising from the ordinary course of business, but not arising through Party B; and (ii) the liability reported to and approved by Party A in writing; 

(e) to operate persistently all the business in the ordinary course of business to maintain the value of its assets;

(f) not to execute any material contracts (for the purpose of this paragraph, a contract will be deemedmaterial if the value of it exceeds RMB100,000), without Party A’s prior written consent, other than those executed during the ordinary course of business; 

(g) to provide information concerning all of its operation and financial affairs upon Party A’s request; 

(h) not to merge or combine with, acquire or invest in, any other person without Party A’s prior written consent; 

(i) not to issue dividends to shareholders in any form without Party A’s prior written consent, provided, however,the Company shall promptly distribute all its distributable profits to each of its shareholders upon Party A’s request; 

(j) to inform promptly Party A of any pending or threatened suit, arbitration or regulatory proceeding concerning the assets, business or revenue of the Company; 

(k) to execute all necessary or appropriate documents, take all necessary or appropriate actions, bring all necessary orappropriate lawsuits or assert all necessary and appropriate defenses against all claims in order to maintain the ownership of all its assets; 

(l) to comply strictly with the terms of the Exclusive Technology Consulting and Service Agreement and other agreements between Party A and the Company, perform its obligations under aforesaid agreements,and not commit any act or omission that would affect the validity and enforceability of such agreements. 

13.This agreement shall inure to the benefit of and be binding upon the parties hereto and their respective successors and assignees. Without prior written approval of Party A, Party B can not assign, pledge or otherwise transfer any right, benefit orobligation under this Agreement. 

14. Party B agrees that Party A can assign its rights and duties under thisAgreement to a third party when it deems necessary, in which case Party A only needs to give a written notice to Party B and no further consent of Party B is required. 

15. The execution, validity, interpretation, performance, amendment, termination and resolution of disputes in connectionwith this Agreement shall be governed by the laws of the PRC. 

 
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16. Arbitration. 

(a) Both parties shall strive to settle any dispute, conflict or claim arising from the interpretation or performance(including any issue relating to the existence, validity and termination of this Agreement) in connection with this Agreement through friendly consultation. In the event that no settlement can be reached within thirty (30) days following oneparty’s requests for settlement, each party may submit such dispute to China International Economic and Trade Arbitration Commission (“CIETAC”) for arbitration in accordance with its then applicable rules. The arbitration award shallbe final and binding upon the parties. 

(b) The seat of the arbitration shall be Beijing. 

(c) The language for the arbitration proceedings shall be Chinese. 

17. This Agreement shall be formed on the date of execution. Both parties hereto agree that the terms and conditions ofthis Agreement shall be effective as of the date on which Party B has obtained the loan and shall expire when both parties have fully performed their obligations under this Agreement. 

18. Party B shall not terminate or revoke this Agreement under any circumstances unless (a) Party A commits a grossnegligence, fraud or other material illegal acts; or (b) Party A is bankrupt. 

19. This Agreement may notbe amended or modified except with a written agreement reached by both parties. In the event that any matter is not covered herein, both parties may sign a written supplementary agreement. Any amendment, modification, supplement or annex to thisAgreement shall form an integral part of this Agreement. 

20. This Agreement constitutes the entire agreementof the parties hereto with respect to the subject matters hereof and supersedes all prior verbal discussions or written agreements between the parties with respect to subject matters hereof. 

21. This Agreement is severable. If any clause of this Agreement is held to be invalid or unenforceable, such invalidityor unenforceability shall have no effect on the validity or enforceability of the remainder of this Agreement. 

22. Each party shall keep confidential the information concerning the other party’s business, operation, financialsituation or other confidential information obtained under this Agreement or during the performance of this Agreement. 

23. Any obligation arising from or becoming due under this Agreement prior to the expiration or early termination of this Agreement shall survive such expiration or early termination. Articles 15, 16and 22 of this Agreement shall survive the termination of this Agreement. 

24. This Agreement shall be executedin two originals, with each party holding one original. All originals shall have the same legal effect. 

**IN WITNESSWHEREOF**, each party has caused this Agreement to be executed by himself, its legal representative or its duly authorized representative as of the date first written above. 

 
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[Signature Page] 

**Party A: Baidu Online Network Technology (Beijing) Co., Ltd.**

 

Legal Representative/Authorized Representative:
 
/s/ Authorized Signatory
  
Seal: [Baidu Online Network Technology (Beijing) Co., Ltd. Seal] 

 
**Party B: Hu Cai**Signature: 
/s/ HuCai

 
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