CM Energy Tech Co., Ltd. — Capital/Financing Update 2013

May 20, 2013

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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TSC Group Holdings Limited

(Incorporated in the Cayman Islands with limited liability)

(Stock code: 206)

VOLUNTARY ANNOUNCEMENT

This is a voluntary announcement made by TSC Group Holdings Limited (the “ Company ”, together with its subsidiaries, the “ Group ”). References are made to the announcement of the Company dated 24 April 2012 (the “ Announcement ”), the circular of the Company dated 14 May 2012 and the EGM poll results announcement of the Company dated 4 June 2012. Unless the context otherwise requires, capitalized terms used herein shall have the same meaning as those defined in the Announcement.

The board of directors of the Company is pleased to announce that on 16 May 2013, pursuant to the terms of the New Master Agreement, the Company, as seller, entered into three sales contracts (the “ Sales Contracts ”) with Yantai CIMC Raffles Offshore Ltd, as buyer, which is a subsidiary of CIMC Raffles Offshore (Singapore) Limited (“ CIMC Raffles ”). The Sales Contracts comprised a set of drilling equipment package, a power control package and one shipset (two units) of deck cranes (the “ Equipment ”).

According to the Sales Contracts, as seller, the Company’s complete scope of supply of the Equipment includes design and engineering supports, manufacture, integration with other systems, checking of installation, commissioning and testing of the Equipment, documentation and Classification Society approval. The terms and conditions of the sales pursuant to the Sales Contracts are the same as those terms and conditions under the New Master Agreement. The total sales under the Sales Contracts amounted to USD28.85 million. The drilling equipment and power control packages are to be delivered by the Company by December 2013, followed by the delivery of the deck cranes by no later than April 2014.

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The Company and CIMC Raffles have also signed a confirmation of mutual intention to extend the same terms and conditions of the Sales Contracts for a further contractual arrangement to be entered into pursuant to the New Master Agreement for one ship set of drilling equipment and power control packages to commence later this year. The Company will make further announcement providing further details of these transactions in due course.

As at the date of this announcement, the Group has transacted with CIMC Raffles pursuant to the New Master Agreement under the continuing connected transactions mandate approved by the Company’s independent shareholders at the extraordinary general meeting of the Company held on 4 June 2012. The above mentioned Sales Contracts were made pursuant to the New Master Agreement and they cover the supply of drilling equipment package, power control package and deck crane with a total contract value of approximately USD28.85 million, within the Annual Cap of USD200 million for the year ended 31 December 2013 approved by the independent shareholders of the Company. Further details regarding the New Master Agreement and the Annual Cap were as set out in the Announcement and the circular of the Company dated 14 May 2012.

By order of the Board TSC Group Holdings Limited Jiang Bing Hua Executive Chairman

Hong Kong, 20 May 2013

As of the date of this announcement, the Board comprises 2 executive Directors, namely Mr. Jiang Bing Hua and Mr. Zhang Menggui; 3 non-executive Directors, namely Mr. Jiang Longsheng, Mr. Brian Chang and Mr. Yu Yuqun; and 4 independent non-executive Directors, namely Mr. Chan Ngai Sang, Kenny, Mr. Bian Junjiang, Mr. Guan Zhichuan and Mr. Robert William Fogal Jr.

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