CHYY Development Group Limited — Regulatory Filings 2012

Oct 26, 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)

POSITIVE PROFIT ALERT

This announcement is made pursuant to Rule 17.10 of the Rules Governing the Listing of Securities on the Growth Enterprise Market of the Stock Exchange of Hong Kong Limited.

The board of directors (the “Board”) of China Ground Source Energy Limited (the “Company”) is pleased to inform the shareholders of the Company and potential investors that it is expected that the unaudited consolidated results of the Company and its subsidiaries (collectively the “Group”) for the six months ended 30 September 2012 will record a moderate increase in net profit as compared with the net profit for the corresponding period last year.

Such increase in the net profit was mainly attributable to the fair value changes on investment property of the Group.

As the Company is still in the process of finalizing the results for the six months ended 30 September 2012, the information contained in this announcement is only based on the preliminary assessment by the Company’s management according to the unaudited consolidated management accounts of the Group for the six months ended 30 September 2012. The unaudited results announcement of the Group for the six months ended 30 September 2012 is expected to be released on 13 November 2012.

Shareholders of the Company and potential investors should exercise caution when dealing in the shares of the Company.

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

Hong Kong, 26 October 2012

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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.

This announcement, for which the directors of the Company collectively and individually accept full responsibility, includes particulars given in compliance with the GEM Listing Rules 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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