[JOINT FILING AGREEMENT WARBURG PINCUS PRIVATE EQUITY IX, L.P. Warburg Pincus IX GP L.P., its General Partner WPP GP LLC, its General Partner Warburg Pincus Partners, L.P., its Managing Member Warburg Pincus Partners GP LLC, its General Partner Warburg Pincus & Co., its Managing Member] [SHARE PURCHASE AGREEMENT Agreement Seller Purchaser THIS SHARE PURCHASE AGREEMENT, dated as of September 14, 2015 (this " W I T N E S S E T H: Shares Company WHEREAS, the Seller is the record and beneficial owner of 4,000,000 shares of common stock, par value $0.0001 per share (the " Section 1(a) WHEREAS, the Seller desires to sell] [SCHEDULE 13D/A (Amendment No. 8)* SYNUTRA INTERNATIONAL, INC. (Name of Issuer) Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 87164C 10 2 (CUSIP Number) Robert B. Knauss, Esq. Managing Director and General Counsel Warburg Pincus LLC 450 Lexington Avenue New York, NY 10017 (212) 878-0600 (Name, Address and Telephone Number of Person Authorized to Receive Notices]