affected to limited buying power. For the 2H17, although the government has announced policy to urge economic, the majority of policy related with investment in government and infrastructure which take a

DCORP 027/2018 Date 13 March 2018 Subject Board of Directors’ meeting resolution regarding the operation of the biogas power plant project of Aukkrarawat Plant Renewable Energies Co., Ltd. (“Aukkrarawat

% revenue % revenue % Power Electronics Group 32,296 63.1% 34,404 64.8% 31,051 63.1% Infrastructure Group 16,735 32.7% 16,471 31.0% 16,153 32.8% Automation Group 1,945 3.8% 1,818 3.5% 1,809 3.7% Others 195

DCORP 020/2018 Date 27 February 2018 Subject: Board of Directors’ meeting resolution regarding the operation of the biogas power plant project of Aukkrarawat Plant Renewable Energies Co., Ltd

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Derivative Warrants | SAWA01C1602A | DERIVATIVE CALL WARRANTS ON SRISAWAD POWER 1979 PUBLIC COMPANY LIMITED ISSUED BY BUALUANG SECURITIES PUBLIC COMPANY LIMITED LAST TRADING IN FEBRUARY 2016 # A

Derivative Warrants | SAWA01P1602A | DERIVATIVE PUT WARRANTS ON SRISAWAD POWER 1979 PUBLIC COMPANY LIMITED ISSUED BY BUALUANG SECURITIES PUBLIC COMPANY LIMITED LAST TRADING IN FEBRUARY 2016 # A

Derivative Warrants | CKP13C1603A | DERIVATIVE CALL WARRANTS ON CK POWER PUBLIC COMPANY LIMITED ISSUED BY KGI SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST TRADING IN MARCH 2016 # A | Stock in

Derivative Warrants | SAWA11C1605A | DERIVATIVE CALL WARRANTS ON SRISAWAD POWER 1979 PUBLIC COMPANY LIMITED ISSUED BY KASIKORN SECURITIES PUBLIC COMPANY LIMITED LAST TRADING IN MAY 2016 # A | Stock

Derivative Warrants | SAWA08C1605A | DERIVATIVE CALL WARRANTS ON SRISAWAD POWER 1979 PUBLIC COMPANY LIMITED ISSUED BY ASIA PLUS SECURITIES COMPANY LIMITED LAST TRADING IN MAY 2016 # A | Stock in