F1The shares of common stock, $0.0001 par value per share (the "Common Stock") reported in Column 4 of this Form 4 were sold pursuant to that certain amended and restated underwriting agreement dated March 2, 2016 (the "Underwriting Agreement"), entered into by and among China Biologic Products, Inc. (the "Issuer"), Warburg Pincus Private Equity X, L.P., a Delaware limited partnership ("WP X"), Warburg Pincus X Partners, L.P., a Delaware limited partnership ("WPP X," together with WP X, the "Funds") and Morgan Stanley & Co. International plc, as the underwriter named in the Underwriting Agreement (the "Underwriter"). At the closing of the transaction contemplated under the Underwriting Agreement, on March 7, 2016, the Funds sold an aggregate of 4,257,000 shares of Common Stock to the Underwriter for a purchase price of $455,499,000.00, or $107.00 per share.
F2As of March 7, 2016, WP X Biologics LLC, a Delaware limited liability company ("WP X B"), is the holder of an aggregate of 3,112,920 shares of Common Stock of the Issuer. WP X B is owned 96.9% by WP X and 3.1% by WPP X, and therefore, WP X may be deemed to beneficially own 3,960,496 shares of Common Stock, including 944,077 shares that it directly holds, and WPP X may be deemed to beneficially own 126,704 shares of Common Stock, including 30,203 shares that it directly holds. By reason of the provisions of Rule 16a-1 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), Warburg Pincus X, L.P., a Delaware limited partnership ("WP X LP") and the general partner of each of the Funds, Warburg Pincus X GP L.P., a Delaware limited partnership ("WP X GP"), and the general partner of WP X LP, WPP GP LLC, a Delaware limited liability company ("WPP GP"), and the general partner of WP X GP,
F3(Continued from footnote 2) Warburg Pincus Partners, L.P., a Delaware limited partnership ("WP Partners"), and the managing member of WPP GP, Warburg Pincus Partners GP LLC, a Delaware limited liability company ("WPP GP LLC"), and the general partner of WP Partners, Warburg Pincus & Co., a New York limited liability company ("WP"), and the managing member of WPP GP LLC, Warburg Pincus LLC, a New York limited liability company ("WP LLC"), that manages each of the Funds, and Messrs. Charles R. Kaye and Joseph P. Landy, each a Managing General Partner of WP and a Co-Chief Executive Officer and Managing Member of WP LLC (each of the foregoing, a "Warburg Pincus Reporting Person" and collectively, the "Warburg Pincus Reporting Persons") may be deemed to be the beneficial owner of the shares of Common Stock of the Issuer held by the Funds and WP X B. Messrs. Kaye and Landy may be deemed to control WP X B, the Funds, WP X LP, WP X GP, WPP GP, WP Partners, WPP GP LLC, WP and WP LLC.
F4Information with respect to each of the Warburg Pincus Reporting Persons is given solely by such Warburg Pincus Reporting Person, and no Warburg Pincus Reporting Person has responsibility for the accuracy or completeness of information supplied by another Warburg Pincus Reporting Person.
F5Pursuant to Rule 16a-1(a)(4) of the Exchange Act, each of the Warburg Pincus Reporting Persons, other than WP X B and the Funds, herein states that this Form 4 shall not be deemed an admission that it or he is the beneficial owner of any of the shares of Common Stock of the Issuer reported in this Form 4. Each of WP X LP, WP X GP, WPP GP, WP Partners, WPP GP LLC, WP, WP LLC, and Messrs. Kaye and Landy disclaims beneficial ownership of the Common Stock of the Issuer, except to the extent of its or his pecuniary interest in such shares of Common Stock.

Remarks

Solely for the purposes of Section 16 of the Exchange Act, each of the Funds, WP X B, WP X LP, WP X GP, WPP GP, WP Partners, WPP GP LLC, and WP may be deemed a director-by-deputization by virtue of the presence of their representative on the board of directors of the Issuer. * The Power of Attorney given by each of Mr. Kaye and Mr. Landy was previously filed with the U.S. Securities & Exchange Commission on November 26, 2013 as an exhibit to a statement on a Form 4 filed by Warburg Pincus Private Equity IX, L.P. with respect to Laredo Petroleum, Inc. (f/k/a Laredo Petroleum Holdings, Inc.) and is hereby incorporated by reference. Form 1 of 2.