Derivative Warrants | PTTE42P1602A | DERIVATIVE PUT WARRANTS ON PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED ISSUED BY MAYBANK KIM ENG SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST

Derivative Warrants | PTTE42C1506A | DERIVATIVE CALL WARRANTS ON PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED ISSUED BY MAYBANK KIM ENG SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST

Derivative Warrants | PTTE42C1608A | DERIVATIVE CALL WARRANTS ON PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED ISSUED BY MAYBANK KIM ENG SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST

Derivative Warrants | PTTE42P1608A | DERIVATIVE PUT WARRANTS ON PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED ISSUED BY MAYBANK KIM ENG SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST

Derivative Warrants | PTTE42C1411A | DERIVATIVE CALL WARRANTS ON PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED ISSUED BY MAYBANK KIM ENG SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST

Production Machine and Plant Equipment Purchaser Planet Seller  Shanghai Wood-based Panel Machinery Co., Ltd.  DIEFFENBACHER GMBH MASCHINEN-UND ANLAGENBAU  ANDRITZ  Zhuzhou New Times Conveyer Machinery Co

of the year 2019. Page 3 2.3) Purchase Agreement of Production Machine and Plant Equipment Purchaser Planet Seller  Shanghai Wood-based Panel Machinery Co., Ltd.  DIEFFENBACHER GMBH MASCHINEN-UND

involved and Relationship with the Company Purchaser: Indorama Ventures Public Company Limited and/or Indorama Ventures Holdings LP (the “Acquisition Subsidiaries”) (as the case may be) Sellers: Huntsman

Industry Company Limited (“Subsidiary Company”) Purchaser Chote Pittayachai 4 Co., Ltd. Who is not a related person of the Company pursuant to the Notfication of the Capital Market Supervisory Board No

ที่ กตพ Ref. DBP.045 / 2019 March 19, 2019 Subject : Information Regarding Acquisition of Machinery for Fiber Cement Tile Production (NT-11) To : President The Stock Exchange of Thailand The Board of