Loan Agreement, by and between the Company and SAIF Partners, dated April 30, 2010

Yayi International Inc., a Delaware company with its address at No. 9 Xingguang Road, Northern Industrial Park of Zhongbei Town, Xiqing District, Tianjin 300384, China, as borrower (the “Borrower”); and

SAIF Partners III L.P, an exempted limited partnership duly established and validly existing under the laws of the Cayman Islands, with its registered address at PO Box 309, Ugland House, Grand Cayman, KY1-1104, Cayman Islands, as lender (the “Lender”).

The Borrower has requested that the Lender loan US$3,000,000 to the Borrower, and the Lender has agreed to make such a loan, upon the terms and subject to the conditions set forth in the Agreement.

DEFINITIONS

As used in this Agreement, the following capitalized terms shall have the meanings set forth below:

“Affiliate” means, with respect to any Person, any other Person (i) which directly or indirectly through one or more intermediaries Controls, or is Controlled by, or is under common Control with, such first Person, (ii) which beneficially owns or holds 50% or more of any class of the voting stock of such first Person, or (iii) whereby 50% or more of the voting stock (or in the case of a Person which is not a corporation, 50% or more of the equity interest) of such other Person is beneficially owned or held by such first Person or by a Subsidiary of such first Person.

“Business Day” means, with respect to any location (i.e., Hong Kong and/or the PRC), any day other than a Saturday, Sunday or other day with respect to which banks in such location are authorized or required to be closed; however, provided, that if such day relates to the making of the Loan or the repayment or prepayment of the Loan, then “Business Day” shall be further limited to refer to a Business Day in New York City.

“Control” means, when used with respect to any Person, the power to direct the management and policies of such Person, directly or indirectly, whether through the ownership of voting securities, by contract or otherwise, and the terms “Controlling” and “Controlled” have meanings correlative to the foregoing.

LOAN

Loan Amount. Subject to the terms and conditions set forth herein, the Lender agrees to make a term loan (the “Loan”) to the Borrower on or before May 7, 2010, which Loan shall be in the amount three million U.S. Dollars (US$3,000,000) (the “Loan Amount”).

Interest Rate. The Loan shall bear interest at a rate of twelve percent (12%) per annum, calculated on the basis of the actual number of days elapsed during the relevant period and a 360-day year.

Term. The entire principal amount of the Loan and any accrued interest on the Loan shall become fully due and payable on the date (the “Maturity Date”) that is the earlier to occur of (i) the date that is six (6) months after the Loan Closing Date (as defined below), unless extended in the sole discretion of the Lender; provided, however, that such date may be extended with the written consent of the Lender, and (ii) the acceleration of the maturity of the Loan upon the occurrence of an Event of Default (as defined in Section 9.1 below), without further action on the part of the Lender. The Borrower can repay the entire principal and the accrued interest before Maturity Date without any prepayment penalty.

Closing. Subject to the conditions to Closing in Section 3 hereof, on or before May 7, 2010 (the “Loan Closing Date”), the Lender shall wire funds equal to the Loan Amount to a bank account designated by the Borrower which is under co-signature management of the Borrower and the Lender. The Borrower shall issue an executed promissory note (the “Note”) in favor of the Lender in form and substance as set forth in Exhibit A attached hereto. The Note shall be dated the Loan Closing Date and shall mature on the Maturity Date.

CONDITIONS TO CLOSING

The Lender’s obligations at the Closing are subject to the satisfaction, on or prior to the Loan Closing Date, of each of the following conditions, any of which may be waived in whole or in part by the Lender:

Representations and Warranties. The representations and warranties made by the Borrower in Section 6 hereof shall have been true, correct and complete when made, and shall be true and correct on the Loan Closing Date.

Legal Requirements. The sale and issuance by the Borrower, and the purchase by the Lender, of the Note shall be legally permitted by all laws and regulations to which the Lender or the Borrower is subject.

Proceedings and Documents. All corporate proceedings, including board resolutions, in connection with the transactions contemplated hereby and all documents incident to such transactions shall be reasonably satisfactory in form and substance to the Lender, and the Lender shall have received such counterpart original or other copies of such documents as it may reasonably request.

Loan Agreements and Security Documents. (i) The Borrower shall have duly executed and delivered to the Lender this Agreement; (ii) the Borrower shall have duly executed and delivered to the Lender the Note issued hereunder; and (iii) the Pledgor shall have duly executed and delivered to the Lender the Share Pledge Agreement.

USE OF PROCEEDS

The Borrower shall use the proceeds of the Loan for the benefit of the Borrower and the Group Company and shall obtain the Lender’s written permit before each tranche of the use of the proceeds, which written permit shall not be unreasonably withheld, conditioned or delayed.

PRINCIPAL REPAYMENT

The Borrower hereby unconditionally promises to pay to the Lender the entire outstanding principal amount of the Loan and any accrued interest thereon in immediately available funds on the Maturity Date.

REPRESENTATIONS AND WARRANTIES OF THE BORROWER

The Borrower hereby represents and warrants to the Lender as follows:

Organization; Good Standing. The Borrower is duly organized, validly existing and in good standing under the laws of the State of Delaware. The Borrower has all requisite corporate power and authority to carry on its business as now conducted and as proposed to be conducted and is duly qualified and licensed to do business in each jurisdiction in which the failure to be so qualified or licensed could reasonably be expected to have a Material Adverse Effect.

Due Authorization. All corporate actions on the part of the Borrower, its directors and its shareholders necessary for the authorization, execution and delivery of this Agreement and the Note (together with this Agreement, the “Loan Documents”) by the Borrower, and the performance of the obligations of the Borrower under the Loan Documents, as applicable, have been taken or will be taken prior to the Loan Closing Date. The Loan Documents constitute the valid and legally binding obligations of the Borrower, enforceable against the Borrower in accordance with their terms, except as limited by (i) applicable bankruptcy, insolvency or other laws of general application affecting enforcement of creditors’ rights generally and (ii) laws relating to the availability of specific performance, injunctive relief or other equitable remedies (whether enforcement is sought by proceedings in equity or at law).

Governmental Consents. All consents, approvals, orders and authorizations of, and all registrations, qualifications, designations, declarations and filings with, any governmental authority or other third party required on the part of the Borrower in connection with the valid execution and delivery of the Loan Documents, the offer, sale or issuance of the Note, or the consummation of any other transaction contemplated hereby shall have been obtained and will be effective at the Loan Closing Date.

No Judgments or Litigation. There is no action, suit, proceeding or investigation pending or, to the knowledge of the Borrower, threatened against the Borrower, that questions the validity of this Agreement or the right of the Borrower to consummate the transactions contemplated hereby or that might result, either individually or in the aggregate, in any material adverse change in the assets, condition, affairs or prospects of the Borrower, nor is the Borrower aware that there is any basis for the foregoing. The Borrower is not a party or subject to the provisions of any order, writ, injunction, judgment or decree of any court or government agency or instrumentality.

Compliance with Other Instruments; Non-Contravention. The authorization, execution and delivery of the Loan Documents, and the consummation of the transactions contemplated under the Loan Documents, do not and will not (i) constitute or result in a default or violation of any law or regulation applicable to the Borrower or any term or provision of the Borrower’s current Certificate of Incorporation , or any material judgment, order, writ, decree, statute, rule or regulation applicable to the Borrower; (ii) violate any provision of, or result in the breach or the acceleration of, or entitle any other Person to accelerate (whether after the giving of notice or lapse of time or both), any material mortgage, indenture, agreement, instrument or contract to which the Borrower is a party or by which any of them is bound; or (iii) result in the creation or imposition of any material Lien upon any property, asset or revenue of the Borrower, or the suspension, revocation, impairment, forfeiture, or nonrenewal of any material permit, license, authorization or approval applicable to the Borrower, its business or operations, or any of its assets or properties.

AFFIRMATIVE COVENANTS

So long as any portion of the Loan remains outstanding, the Borrower shall:

Inspection Rights. Permit the Lender to visit and inspect its facilities and properties, to examine its books of account and records and to discuss its affairs, business, finances, accounts and operations with its directors, officers, employees, accountants, legal counsel and investment bankers, all at such reasonable times as may be requested by the Lender.

Compliance with Laws. Comply in all material respects with applicable laws, rules, regulations and orders, such compliance to include, without limitation, paying before the same become delinquent all taxes, assessments, and governmental charges imposed upon it or upon its property except for good faith contests for which adequate reserves are being maintained.

Notice of Litigation. Provide to Lender promptly after the commencement thereof, notice of all actions, suits, and proceedings before any court or governmental entity in which the Borrower is named as a party.

Notice of Defaults and Events of Defaults. Provide to Lender, as soon as possible and in any event within five (5) days after the occurrence thereof, with written notice of each event which either (i) is an Event of Default, or (ii) with the giving of notice or lapse of time or both would constitute an Event of Default, in each case setting forth the details of such event and the action which is proposed to be taken by the Borrower with respect thereto.

Governmental Approvals. Promptly obtain and maintain all Governmental Approvals as are necessary for the operation of its business.

Continuance of Business. Maintain its corporate existence, licenses and privileges in good standing under and in compliance with all applicable laws and continue to operate the business it currently conducts.

Maintenance. Conduct its business in a manner consistent with relevant industry standards, keep its material assets and properties in good working order and condition and make all necessary and proper repairs, replacements and improvements thereof so that such business may be properly and prudently conducted at all times.

NEGATIVE COVENANTS

Protective Provisions. So long as any portion of the Loan remains outstanding, the Borrower shall not permit any Group Company to, take any of the actions as listed in section 8 (Protective Provisions) of the valid CERTIFICATE OF DESIGNATION OF SERIES A PREFERRED STOCK of the Borrower dated June 16, 2009 without the prior written consent of the Lender or the director appointed by the Lender in the Borrower.

Liens. The Borrower shall not create or suffer to exist any Lien on any of its assets except Permitted Liens and Liens in existence on the date hereof of which it has provided the Lender written notice or documents evidencing such Liens. For the avoidance of doubt, the Borrower may make (i) pledges or deposits in connection with workers’ compensation, employee welfare and other social security legislation and (ii) deposits to secure the performance of bids, trade contracts, leases, statutory obligations, performance bonds and other obligations of a like nature incurred in the Ordinary Course of Business of the Borrower without the Lender’s prior consent.

EVENTS OF DEFAULT

Each of the following shall constitute an event of default (each, an “Event of Default”) under this Agreement and the Note:

The Borrower fails to pay on the Maturity Date any unpaid principal, accrued interest or other amounts owing under any Loan Document;

Any representation or warranty made by the Borrower in the Loan Documents, or any representation or warranty made by the Pledgor in the Security Documents shall prove, when given, to have been false or misleading in any material respect;

The Borrower or the Pledgor, as applicable, breaches any covenant set forth in any of the Loan Documents and the Security Documents;

The Borrower defaults in the observance or performance of any other agreement contained in the Loan Documents (other than as provided in paragraphs (a) through (c) above in this Section 9.1), and such default shall continue unremedied for a period of thirty (30) days; provided, however, that the Borrower shall have notified the Lender within five (5) days of the occurrence of such default;

The Borrower or any Group Company shall fail to make any payment in respect of any Debt in principal amount of $200,000 or more when due or within any applicable grace period;

Any event or condition shall occur which results in the acceleration of the maturity of any Debt in principal amount of $200,000 or more of the Borrower or any Group Company or enables the holder of such Debt to accelerate the maturity thereof;

The Borrower or any Group Company files any petition or action for relief under any bankruptcy, reorganization, insolvency or moratorium law or any other law for the relief of, or relating to, debtors, now or hereafter in effect, makes any general assignment for the benefit of creditors or takes any corporate action in furtherance of any of the foregoing or fails to pay its debts as they become due; or

An involuntary petition is filed against the Borrower or any Group Company (unless such petition is dismissed or discharged within forty-five (45) days) under any bankruptcy statute now or hereafter in effect, or a custodian, receiver, trustee, assignee for the benefit of creditors (or other similar official) is appointed to take possession, custody or control of any property of the Borrower or any Group Company.

Upon the occurrence of any Event of Default specified in paragraphs 9.1(c), 9.1(g) and 9.1(h) above in Section 9.1, all unpaid principal on the Note, accrued and unpaid interest thereon and all other amounts owing under this Agreement and the Note shall become immediately due and payable without any action on the part of the Lender, and the Borrower shall immediately pay to the Lender all such amounts. Upon the occurrence of any other Event of Default, the Borrower shall notify the Lender in writing within five (5) days of the occurrence of such Event of Default. Upon receipt of the notice, the Lender may by notice to the Borrower declare the Loan to be due and payable forthwith, whereupon the Loan shall become immediately due and payable. From and after an Event of Default, all Indebtedness hereunder shall accrue interest at a rate of seventeen percent (17%) per annum (the “Default Rate”). In the event of any Event of Default, the Borrower shall pay all reasonable attorneys’ fees and any other reasonable costs incurred by the Lender in enforcing the Note and the other Loan Documents and in any effort to collect Indebtedness hereunder. No right or remedy conferred upon or reserved to the Lender under this Agreement is intended to be exclusive of any other right or remedy, and every right and remedy shall be cumulative and in addition to every other right and remedy given hereunder or now and hereafter existing under applicable law.

NOTICES

All notices, request, demands, claims, and other communications hereunder shall be in writing. Any notice, request, demand, claim, or other communication hereunder shall be deemed duly given (i) when delivered personally to the recipient, (ii) one (1) Business Day after being sent to the recipient by reputable courier service (charges prepaid), (iii) one (1) Business Day after being sent to the recipient by facsimile transmission or electronic mail, or (iv) four (4) Business Days after being mailed to the recipient by certified or registered mail, return receipt requested and postage prepaid, and addressed to the intended recipient as set forth below:

Any Party may change the address to which notices, requests, demands, claims, and other communications hereunder are to be delivered by giving the other Parties notice in the manner herein set forth.

WAIVERS; AMENDMENTS

Neither this Agreement or the Note nor any terms hereof or thereof may be changed, waived, discharged, or terminated unless such change, waiver, discharge, termination or release is in writing signed by the parties. Neither failure or delay by the parties hereto in exercising any right or power hereunder shall operate as a waiver thereof, nor shall any single or partial exercise of any such right or power, or any abandonment or discontinuance of steps to enforce such a right or power, preclude any other or further exercise thereof or the exercise of any other right or power. The rights and remedies of the parties hereunder are cumulative and are not exclusive of any rights or remedies that the parties would otherwise have.

EXPENSES

The Borrower shall bear any expenses (including, without limitation, legal fees) incurred by the Borrower or the Lender with respect to this Agreement and the transactions contemplated hereby in connection with the Loan made hereunder, including all such out- of-pocket expenses reasonably incurred during any negotiations.

SUCCESSORS AND ASSIGNS

The provisions of this Agreement shall be binding upon and inure to the benefit of the parties hereto and their respective successors and assigns permitted hereby. The Borrower may not assign, encumber or otherwise transfer any of its rights or obligations hereunder without the prior written consent of the Lenders, and any attempted assignment or transfer by the Borrower without such consent shall be null and void. The Lender may assign, encumber or otherwise transfer any or all of its rights or obligations hereunder without the prior written consent of the Borrower. Nothing in this Agreement, expressed or implied, shall be construed to confer upon any person (other than the parties hereto, their respective successors and assigns permitted hereby) any legal or equitable right, remedy or claim under or by reason of this Agreement.

COUNTERPARTS; INTEGRATION; EFFECTIVENESS

This Agreement may be executed in counterparts (and by different parties hereto on different counterparts), each of which shall constitute an original, but all of which when taken together shall constitute a single contract. This Agreement, including all exhibits and schedules hereto, which are expressly incorporated herein by reference, and any amendments hereto shall constitute the entire contract among the parties relating to the subject matter hereof and supersede any and all previous agreements and understandings, oral or written, relating to the subject matter hereof. Delivery of an executed counterpart of a signature page of this Agreement by facsimile shall be as effective as delivery of a manually executed counterpart of this Agreement.

SEVERABILITY

Any provision of this Agreement held to be invalid, illegal or unenforceable in any jurisdiction shall, as to such jurisdiction, be ineffective to the extent of such invalidity, illegality or unenforceability without affecting the validity, legality and enforceability of the remaining provisions hereof; and the invalidity of a particular provision in a particular jurisdiction shall not invalidate such provision in any other jurisdiction.

GOVERNING LAW

This Agreement and the rights and obligations of the parties hereunder shall be construed in accordance with and governed by the laws of the State of New York without giving effect to choice of law provisions.

JURISDICTION

Arbitration. In the event the Parties are unable to settle any dispute between them regarding this Agreement within thirty (30) days after the occurrence of the dispute, such dispute may he referred to and finally settled by arbitration at the Hong Kong International Arbitration Centre in accordance with the UNCITRAL Arbitration Rules (the “UNCITRAL Rules”) in effect, which rules are deemed to be incorporated by reference into this Section 18.1. The arbitration tribunal shall consist of three (3) arbitrators; one (1) of whom shall be appointed by the claimant, one (1) of whom shall be appointed by the respondent, and the third arbitrator, who shall be the presiding arbitrator, shall be appointed by the Hong Kong International Arbitration Centre. The language of the arbitration shall be English. By agreeing to arbitration, the Parties do not intend to deprive any court of its jurisdiction to issue a pre-arbitral injunction, pre-arbitral attachment or other order in aid of arbitration proceedings and enforcement of any award.

HEADINGS

Article and Section headings used herein are for convenience of reference only, are not part of this Agreement and shall not affect the construction of, or be taken into consideration in interpreting, this Agreement.