TSTE Public Company Limited held the Board of Directors' Meeting on September 28, 2023, the Company informed that Acknowledge the resignation of Mr.Pallop Haemataksin, executive director position. and directors who have authority to sign to bind the company Effective from 29 September 2023. He continues to serve as a director of the company.

The Board of Directors approved the appointment of 4 directors, namely Mr.Dhanadon Sujiphinyo, Mr.Win, Chinthammit, Mr.Kamondanai Chinthammit and Mr.Thanakorn Charoenwongsa, to serve on the Executive Committee, effective from 29 September 2023 In summary, the Company's Executive Committee There is a list as follows: New executive committee; .Mr.Prapas Chutimavoraphand; Chairman of Executive Director, Mr.Chanachai Chutimavoraphand; Executive Vice Chairman, Mr.Pong Chinthammit; Executive Vice Chairman, Mr.Dhanadon Sujiphinyo; Director, Mr.Win Chinthammit; Director, Mr.Kamondanai Chinthammit; Director, Mr.Thanakorn Charoenwongsa; Director.