CStone Pharmaceuticals — Board/Management Information 2021

Dec 6, 2021

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.

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兗州煤業股份有限公司

YANZHOU COAL MINING COMPANY LIMITED

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

(Stock Code: 1171)

CHANGE OF COMPANY NAME, FILINGS OF ARTICLES OF ASSOCIATION AND CHANGE OF A SHARE STOCK SHORT NAME

Change of Company Name and Filings of Articles of Association

Reference is made to the announcement of Yanzhou Coal Mining Company Limited (the ‘‘ Company ’’) dated 29 October 2021 and the circular of the Company dated 8 November 2021 (the ‘‘ Circular ’’) in relation to, among others, proposed change of Company name (‘‘ Change of Company Name ’’) and amendments to the Articles of Association (‘‘ Amendments to the Articles of Association ’’). Unless the context otherwise defined, capitalised terms used herein shall have the same meanings as those defined in the Circular.

As stated in the announcement of the Company dated 1 December 2021, the special resolution in relation to the Change of Company Name and Amendments to the Articles of Association was approved by the Shareholders on the 2021 third extraordinary general meeting convened by the Company on 1 December 2021, on which it was approved that the Chinese name of the Company was changed from ‘‘兗州煤業股份有限公司’’ to ‘‘兗礦能源集團股份有限公司’’ and the English name was changed from ‘‘Yanzhou Coal Mining Company Limited’’ to ‘‘Yankuang Energy Group Company Limited’’, and relevant contents of the Articles of Association were also revised simultaneously.

The Board is pleased to announce that, recently, the Company has completed the registration of Change of Company Name and the filing procedures of the Articles of Association, and received the renewed business license issued by the Market Supervision Administration of Jining. The Chinese name of the Company was changed from ‘‘兗州煤業股份有限公司’’ to ‘‘兗礦能源集團 股份有限公司’’ and other contents of the business license remain unchanged. After the Change of

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Company Name, the legal subject of the Company remain unchanged, and all rules and regulations of the Company contain the Company name shall be modified accordingly.

Change of Company Name does not affect the legal validity of the Company’s issued bonds and debt financing instruments. All the debtor-creditor relationships of ‘‘Yanzhou Coal Mining Company Limited’’ are assumed by ‘‘Yankuang Energy Group Company Limited’’ and the abbreviation and code of the Company’s existing bonds and debt financing instruments remain unchanged. Change of Company Name will not affect the Company’s obligation to repay the principal and interest of the bonds and debt financing instruments.

Change of A Share Stock Short Name

Reference is made to the Board resolution of the Company dated 29 October 2021 in relation to, among others, the approval that changing the A Share stock short name of the Company from ‘‘兗 州煤業’’ to ‘‘兗礦能源’’ , and the A Share stock code of the Company remains unchanged as ‘‘600188’’.

Upon the application of the Company and the approval of Shanghai Stock Exchange, the A Share stock short name the Company will be changed from ‘‘兗州煤業’’ to ‘‘兗礦能源’’ from 9 December 2021, and the A Share stock code of the Company remains unchanged as ‘‘600188’’.

The Company will commence all necessary filing procedures with the Companies Registry in Hong Kong as soon as possible. The Company will make further announcement(s) on the registration of change of company name of non-Hong Kong company and the change of H Share stock short name of the Company in due course.

By order of the Board Yanzhou Coal Mining Company Limited Chairman of the Board Li Wei

Zoucheng, Shandong Province, the PRC 6 December 2021

As at the date of this announcement, the Directors of the Company are Mr. Li Wei, Mr. Liu Jian, Mr. Xiao Yaomeng, Mr. Zhu Qingrui, Mr. Zhao Qingchun, Mr. Wang Ruolin and Mr. Huang Xiaolong, and the independent non-executive Directors of the Company are Mr. Tian Hui, Mr. Zhu Limin, Mr. Cai Chang, and Mr. Poon Chiu Kwok.

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