CStone Pharmaceuticals — Proxy Solicitation & Information Statement 2012

May 7, 2012

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.

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)

NOTICE OF 2012 FIRST CLASS MEETING OF THE HOLDERS OF A SHARES

NOTICE IS HEREBY GIVEN that the 2012 first class meeting of the holders of A shares (the “ A Shareholders’ Class Meeting ”) of Yanzhou Coal Mining Company Limited (the “ Company ”) will be held at the Company’s conference room of Wai Zhao Building, 329 South Fushan Road, Zoucheng, Shandong Province, the PRC at 10:30 a.m. on Friday, 22 June 2012 for the purpose of considering and, if thought fit, passing the following resolution:

SPECIAL RESOLUTION

To consider and approve “the proposal regarding the general mandate on authorizing the board of directors of the Company to repurchase H shares of the Company”:

• (a) subject to paragraphs (b) and (c) below, the Relevant Period (as defined in paragraph (e) below) during which the board of directors (the “ Board ”) of the Company may exercise the power of the Company to repurchase the issued H Shares of the Company on The Stock Exchange of Hong Kong Limited (the “ Hong Kong Stock Exchange ”), subject to and in accordance with all applicable laws, rules and regulations and/or requirements of the governmental or regulatory body of securities in the PRC, the Hong Kong Stock Exchange or of any other governmental or regulatory body be and is hereby approved;

• (b) the aggregate nominal value of H Shares of the Company authorised to be repurchased subject to the approval in paragraph (a) above during the Relevant Period shall not exceed 10% of the aggregate nominal value of H Shares in issue of the Company as at the date of the passing of this resolution;

• (c) the approval in paragraph (a) shall be conditional upon:

• (i) the passing of a special resolution in the same terms as the resolution set out in this paragraph (except for this sub-paragraph (c)(i)) at the AGM of the Company to be held on 22 June 2012 (or on such adjourned date as may be applicable) and the class meeting for holders of H Shares to be held on 22 June 2012 (or on such adjourned date as may be applicable);

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• (ii) the approval of the relevant PRC regulatory authorities as may be required by laws, rules and regulations of the PRC being obtained by the Company if appropriate; and

• (iii) the Company not being required by any of its creditors to repay or to provide guarantee in respect of any amount due to any of them (or if the Company is so required by any of its creditors, the Company having, in its absolute discretion, repaid or provided guarantee in respect of such amount) pursuant to the provisions of the Articles of Association of the Company;

• (d) subject to the approval of all relevant PRC regulatory authorities for the repurchase of such H Shares being granted, the Board be hereby authorized to:

• (i) amend the Articles of Association of the Company as it thinks fit so as to reduce the registered share capital of the Company and to reflect the new capital structure of the Company upon the repurchase of H Shares of the Company as contemplated in paragraph (a) above; and

• (ii) file the amended Articles of Association of the Company with the relevant governmental authorities of the PRC; and

• (e) for the purpose of this special resolution, “ Relevant Period ” means the period from the passing of this special resolution until whichever is the earlier of:

• (i) the conclusion of the next AGM following the passing of this special resolution;

• (ii) the expiration of a 12-month period following the passing of this special resolution; or

• (iii) the date on which the authority set out in this special resolution is revoked or varied by a special resolution of the members of the Company in any general meeting or by a special resolution of holders of H Shares or holders of A Shares of the Company at their respective class meetings.

By order of the Board

Yanzhou Coal Mining Company Limited Li Weimin Chairman

Zoucheng, Shandong, the PRC 8 May 2012

Notes:

1. Eligibility for attending the A Shareholders’ Class Meeting

Holders of A Shares whose names appear on the Company’s register of members of A Shares at the close of business on Tuesday, 22 May 2012 are entitled to attend the A Shareholders’ Class Meeting. Holders of A Shares, who intend to attend the A Shareholders’ Class Meeting, must deliver the completed reply slip for attending the A Shareholders’ Class Meeting to the Office of the Secretary of the Board no later than 2 June 2012. Shareholders can deliver the necessary documents for registration to the Company in person, by post or by facsimile. Further details of the requirements of the instrument appointing the proxies are set out in note 2 below.

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2. Proxy

Each holder of A Shares who has the right to attend and vote at the A Shareholders’ Class Meeting is entitled to appoint in writing one or more proxies, whether a Shareholder or not, to attend and vote on his behalf at the A Shareholders’ Class Meeting. The proxies of a Shareholder who has appointed more than one proxy may only vote on a poll. The instrument appointing a proxy must be in writing under the hand of the appointer or his attorney duly authorized in writing, or if the appointer is a legal entity, either under seal or under the hand of a director or a duly authorized attorney. If that instrument is signed by an attorney of the appointer, the power of attorney authorizing that attorney to sign, or other documents of authorization, must be notarized.

3. Miscellaneous

• (1) Holders of the A Shares attending the A Shareholders’ Class Meeting are responsible for their own transportation and accommodation expenses.

• (2) All voting at the A Shareholders’ Class Meeting will be conducted by a poll.

• (3) Details of the Office of the Secretary of the Board are as follows:

298 South Fushan Road Zoucheng Shandong Province 273500 PRC Tel: 86-537-5382319 Fax: 86-537-5383311

As at the date of this notice, the Directors are Mr. Li Weimin, Mr. Wang Xin, Mr. Zhang Yingmin, Mr. Shi Xuerang, Mr. Wu Yuxiang, Mr. Zhang Baocai and Mr. Dong Yunqing, and the independent non-executive directors of the Company are Mr. Wang Xianzheng, Mr. Cheng Faguang, Mr. Wang Xiaojun and Mr. Xue Youzhi.

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