CHYY Development Group Limited — Board/Management Information 2018

Oct 31, 2018

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)

NOTICE OF BOARD MEETING

The board of directors (the “Board”) of China Geothermal Industry Development Group Limited (the “Company”) hereby announces that a meeting of the Board of the Company will be held at Units 3709-10, 37/F, The Center, 99 Queen’s Road Central, Central, Hong Kong on 14 November 2018 for the purpose of considering and approving, amongst the others, the unaudited third quarterly results of the Company and its subsidiaries for the nine months ended 30 September 2018.

By Order of the Board of China Geothermal Industry Development Group Limited Xu Shengheng

Joint Chairman & Executive Director

Hong Kong, 31 October 2018

As at the date of this announcement, the Board comprises Mr. Xu Shengheng, Ms. Wang Yan, Ms. Chan Wai Kay, Katherine, Mr. Wang Manquan, Mr. Zang Yiran and Mr. Dai Qi as executive Directors, Mr. Yang Wei as non-executive Director, Mr. Jia Wenzeng, Mr. Wu Desheng, Mr. Wu Qiang and Mr. Guo Qingui 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 Rules Governing the Listing of Securities on the GEM 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.