CHYY Development Group Limited — Regulatory Filings 2012

Dec 21, 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.

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(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 8128)

CHANGE OF PRINCIPAL SHARE REGISTRAR AND TRANSFER AGENT IN THE CAYMAN ISLANDS

The board of directors (the “Board”) of China Ground Source Energy Limited (the “Company”) hereby announces that with effect from 26 January 2013, the Company’s principal share registrar and transfer agent in the Cayman Islands will be changed to:–

Royal Bank of Canada Trust Company (Cayman) Limited 4th Floor, Royal Bank House 24 Shedden Road, George Town Grand Cayman KY1-1110 Cayman Islands

The Company’s branch share registrar and transfer office in Hong Kong is still maintained by Computershare Hong Kong Investor Services Limited of Shops 1712-1716, 17th Floor, Hopewell Centre, 183 Queen’s Road East, Wanchai, Hong Kong.

By order of the board of China Ground Source Energy Limited Wong Lai Yuk Company Secretary

Hong Kong, 21 December 2012

As at the date of this announcement, the Board comprises Mr. Zheng Qiyu, Ms. Chan Wai Kay, Katherine and Mr. Xu Shengheng as executive Directors, Ms. Wu Xiaohua, Ms. Xu Genghong and Mr. Zang Yiran as non-executive Directors, Mr. Jia Wenzeng, Mr. Wu Desheng and Mr. Hu Zhaoguang as independent non-executive Directors.

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This announcement, for which the directors of the Company collectively and individually accept full responsibility, includes particulars given in compliance with the Rules Governing the Listing of Securities on the Growth Enterprise Market of The Stock Exchange of Hong Kong Limited for the purpose of giving information with regard to the Company. The directors, having made all reasonable enquiries, confirm that to the best of their knowledge and belief the information contained in this announcement is accurate and complete in all material respects and not misleading or deceptive, and there are no other matters the omission of which would make any statement herein or this announcement misleading.

This announcement will remain on the GEM website with the domain name of www.hkgem.com on the “Latest Company Announcement” page for at least 7 days from the date of publication and on the website of the Company at www.cgsenergy.com.hk.

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