Management Name : Mr THIRAPHONG CHANSIRI | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 21/02/2018

Management Name : Mr THIRAPHONG CHANSIRI | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 05/03/2018

Management Name : Mr THIRAPHONG CHANSIRI | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 12/03/2018

Management Name : Mr THIRAPHONG CHANSIRI | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 14/03/2018

Management Name : Mr THIRAPHONG CHANSIRI | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 15/03/2018

Disposition Stock 45.0739 0.631 44.4428 08/09/2020 45.0739 0.631 44.4428   246005782009-1 IP Mr. Thiraphong Chansiri Acquisition Stock 4.8543 0.1456 5 08/09/2020 4.8543 0.1456 5   246005802009-1 IP Mr. Songwut

Triwilaskull 5 Mr. Thiraphong Khumrungrit 6 Miss. Sureerat Leeswadtrakul 4. The general characteristics. The Company will invest in IGEN-ENERGY, and will acquire 409,998 ordinary shares of IGEN- ENERGY, or 99.99

% and Mr. Sittichai Leeswadtrakul 9% List of Directors : 1 Director Mr.Sittichart Janyong 5 List of Directors by certificate on April3,2018 1) Mr. Sittichai Leeswadtrakul 2) Mr. Thiraphong Khumrungrit 3

TPC Power Holding Public Company Limited TPC Power Holding Public Company Limited ("TPCH"), a securities issuer, prepared and submitted the key financial ratio for the year 2023 through the

Ms. Sompis Sanrueng Ms. Sompis Sanrueng, Deputy Managing Director of Finance and Accounting, who is responsible for the operation of TPC Power Holding Public Company Limited ("TPCH"), shall