China Biologic Products, Inc. (CBPO): Warburg Pincus Sells Shares to Underwriter

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Page 16 of 17 SEC Filing

(c) None.

(d) Except as set forth in this Item 5, no person other than each respective record owner referred to herein of the Shares is known to have
the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities.

(e) Not
applicable.


SIGNATURES

After reasonable inquiry and to the best of my knowledge and belief, the undersigned certify that the information set forth in this statement
is true, complete and correct.

Dated: March 8, 2016

WP X BIOLOGICS LLC
By: Warburg Pincus Private Equity X, L.P., its managing member
By: Warburg Pincus X, L.P., its general partner
By: Warburg Pincus X GP L.P., its general partner
By: WPP GP LLC, its general partner
By: Warburg Pincus Partners, L.P., its managing member
By: Warburg Pincus Partners GP LLC, its general partner
By: Warburg Pincus & Co., its managing member
By:

/s/ Robert B. Knauss

Name: Robert B. Knauss
Title: Partner
WARBURG PINCUS PRIVATE EQUITY X, L.P.
By: Warburg Pincus X, L.P., its general partner
By: Warburg Pincus X GP L.P., its general partner
By: WPP GP LLC, its general partner
By: Warburg Pincus Partners, L.P., its managing member
By: Warburg Pincus Partners GP LLC, its general partner
By: Warburg Pincus & Co., its managing member
By:

/s/ Robert B. Knauss

Name: Robert B. Knauss
Title: Partner
WARBURG PINCUS X PARTNERS, L.P.
By: Warburg Pincus X, L.P., its general partner
By: Warburg Pincus X GP L.P., its general partner
By: WPP GP LLC, its general partner
By: Warburg Pincus Partners, L.P., its managing member
By: Warburg Pincus Partners GP LLC, its general partner
By: Warburg Pincus & Co., its managing member
By:

/s/ Robert B. Knauss

Name: Robert B. Knauss
Title: Partner

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