United Laboratories International : REDEMPTION NOTICE

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

The United Laboratories International Holdings Limited

聯邦制藥國際控股有限公司

(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 3933)

4.5% CONVERTIBLE BONDS DUE 2021 (THE "BONDS")

(Stock Code: 5320)

REDEMPTION NOTICE

Reference is made to (i) the announcement of The United Laboratories International Holdings Limited (the "Company") dated 22 November 2016 in relation to the Bonds issued by the Company and (ii) the announcements of the Company dated 6 December 2016, 13 December 2016, 31 October 2019, 19 November 2019 and 24 July 2020 in relation to, among others, the adjustment to the conversion price of the Bonds. The Bonds are listed on The Stock Exchange of Hong Kong Limited. Capitalised terms used herein shall have the same meanings as those defined in the aforesaid announcements unless otherwise stated.

In accordance with Condition 8(C)(ii) (Redemption at the Option of the Issuer) of the terms and conditions of the Bonds, the Company will redeem all of the outstanding Bonds on 17 September 2020 (the "Redemption Date") at their principal amount as at, together with interest accrued but unpaid (if any) to, such date.

As at the latest practicable date prior to the publication of this notice, the aggregate principal amount of the Bonds outstanding is U.S.$400,000. Upon redemption and cancellation of the outstanding amount of the Bonds on the Redemption Date, there will be no Bonds outstanding. Accordingly, the Company will make an application to The Stock Exchange of Hong Kong Limited for the Bonds to be delisted.

On behalf of the Board

The United Laboratories International Holdings Limited

Tsoi Hoi Shan

Chairman

Hong Kong, 17 August 2020

As at the date of this announcement, the Board comprises Mr. Tsoi Hoi Shan, Mr. Leung Wing Hon, Ms. Choy Siu Chit, Mr. Fang Yu Ping, Ms. Zou Xian Hong and Ms. Zhu Su Yan as executive directors; and Mr. Chong Peng Oon, Prof. Song Ming and Ms. Fu Xiao Nan as independent non- executive directors.