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Ref. 0347/2018 Date August 14, 2018 Subject 20% Performance Growth in the second quarter of 2018 Attention: Directors and Managers The Stocks Exchange of Thailand QTC Energy Public Company Limited

Memorandum on Asset Acquisition Concerning the Acquisition of Shares of Glow Energy Public Company Limited Global Power Synergy Public Company Limited (the “Company”) would like to inform you of the