YiChang HEC ChangJiang Pharmaceutical : DELAY IN DESPATCH OF CIRCULAR IN RELATION TO DISCLOSEABLE AND CONNECTED TRANSACTIONS REGARDING AMENDMENTS TO THE NON-COMPETITION AGREEMENT

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.

YiChang HEC ChangJiang Pharmaceutical Co., Ltd.

宜 昌 東 陽 光 長 江 藥 業 股 份 有 限 公 司

(A joint stock company incorporated in the People's Republic of China with limited liability)

(Stock Code: 01558)

DELAY IN DESPATCH OF CIRCULAR IN RELATION TO

DISCLOSEABLE AND

CONNECTED TRANSACTIONS REGARDING AMENDMENTS TO

THE NON-COMPETITION AGREEMENT

Reference is made to the announcement of YiChang HEC ChangJiang Pharmaceutical Co., Ltd. (the ''Company'') dated 19 March 2021 (the ''Announcement'') in relation to, among other things, the amendments to the non-competition agreement. Capitalised terms used herein shall have the same meaning as those defined in the Announcement unless the context otherwise requires.

As set out in the Announcement, a circular (the ''Circular'') containing, among other things, (i) further details of the entering into of the transactions under the Revised Non- Competition Agreements; (ii) the recommendation of the independent board committee in relation to the entering into of the transactions under the Revised Non-Competition Agreements; (iii) a letter of advice from Gram Capital to the independent board committee and the independent shareholders in relation to the entering into of the transactions under the Revised Non-Competition Agreements; and (iv) other information as required by the Listing Rules, is expected to be despatched to the Shareholders on or before 15 April 2021. As additional time is required to finalise certain information to be included in the Circular, it is expected that the despatch date of the Circular will be postponed to a date no later than 30 April 2021.

On behalf of the Board

YiChang HEC ChangJiang Pharmaceutical Co., Ltd.

TANG Xinfa

Chairman

Hubei, the PRC

15 April 2021

As of the date of this announcement, the board of the Company consists of Mr. JIANG Juncai, Mr. WANG Danjin, Mr. CHEN Yangui and Mr. LI Shuang as executive directors; Mr. TANG Xinfa and Mr. Eddy HUANG as non-executive directors; and Mr. TANG Jianxin, Mr. ZHAO Dayao, Ms. XIANG Ling and Mr. LI Xuechen as independent non-executive directors.