SPT Energy Group Inc. — M&A Activity 2011

May 31, 2011

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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(Incorporated in Hong Kong with limited liability) (Stock code: 570)

APPOINTMENT OF INDEPENDENT FINANCIAL ADVISER

The Board announces that Haitong International Capital Limited has been appointed by the Company as the independent financial adviser to advise the Independent Board Committee in respect of the Offer pursuant to Rule 2.1 of the Takeovers Code and such appointment has been approved by the Independent Board Committee.

Reference is made to the announcement jointly issued by Profit United Investments Limited (the “ Offeror ”) and the Company dated 27 May 2011 (the “ Joint Announcement ”) in relation to, among the other things, the unconditional mandatory cash offer by Shenyin Wanguo Securities (H.K.) Limited for and on behalf of the Offeror for all the issued shares in the Company (other than those already owned or agreed to be acquired by the Offeror and the parties acting in concert with it). Capitalised terms used in this announcement shall have the same meanings as those defined in the Joint Announcement unless otherwise specified.

The Board is pleased to announce that Haitong International Capital Limited, a corporation licensed to carry out type 6 (advising on corporate finance) regulated activity under the Securities and Futures Ordinance (Chapter 571 of the Laws of Hong Kong), has been appointed by the Company as the independent financial adviser to advise the Independent Board Committee in respect of the Offer pursuant to Rule 2.1 of the Takeovers Code and such appointment has been approved by the Independent Board Committee. The advice of the Independent Financial Adviser to the Independent Board Committee in respect of the Offer will be included in the composite document to be despatched to the Independent Shareholders.

By order of the Board

Winteam Pharmaceutical Group Limited DU Richeng Chairman

Hong Kong, 31 May 2011

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As at the date of this announcement, the Board comprises nine Directors, of which Mr. DU Richeng is a non-executive Director; Mr. XU Tiefeng, Mr. YANG Bin, Mr. SITU Min and Mr. LI Songquan are executive Directors; and Mr. LO Wing Yat, Mr. PANG Fu Keung, Mr. WANG Bo and Mr. ZHANG Jianhui are independent non-executive Directors.

The Directors jointly and severally accept full responsibility for the accuracy of the information contained in this announcement, and confirm, having made all reasonable enquiries, that to the best of their knowledge, opinions expressed in this announcement have been arrived at after due and careful consideration and there are no other facts not contained in this announcement the omission of which would make any statement contained in this announcement misleading.

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