Type of securities : Common share | Effective Date : 17/09/2021 | Close Selling Date : 23/09/2021

Type of securities : Common share | Effective Date : 21/04/2022 | Close Selling Date : 28/04/2022

Bangkok, March 16, 2016 ? The Criminal Fining Committee has imposed a fine of 500,000 baht on Somchai Chaisrichawla for manipulating the share price of Asia Metal Public Company Limited (AMC

Microsoft Word - S_2019_GRC-02_025_S43 Share Acquisition_EN Page 1 – Translation – GRC-02/2019/025 11 December 2019 Subject: Report of the Asset Acquisition To: President The Stock Exchange of

Bangkok, February 17, 2011 ? The Settlement Committee imposed a total fine of 20,635,579.57 baht on Auttawut Phaichai and Patinya Pittayanupakorn for manipulating the share price of TWZ Corporation

Bangkok, April 20, 2016 ? The Settlement Committee has imposed a fine of 14,640,844.50 baht on Chayanont Weerayuthkosol for manipulating the share price of Chuo Senko (THAILAND) Plc. (CHUO

Management Name : Rear Admiral CHANO PHENJATI | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 17/03/2016

Management Name : Rear Admiral CHANO PHENJATI | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 18/03/2016

Management Name : Mr CHANIT PHENJATI | Type of securities : Common share | Methods of Acquisition / Disposition : Receive | Transaction Date : 19/07/2017

} and an unknown person, for manipulating share price of Union Petrochemical Plc. (UKEM).With the referral from the Stock Exchange of Thailand on irregular trading in UKEM shares by a group of persons