Qualitech Public Company Limited informed the resolutions of the Board of Directors' Meeting No.11/2023 held on December 28, 2023 are as follows: To acknowledge the resignation of Director, Member of the Audit Committee/Independent Director and the Management Committee are as follows: Dr. Pradit Arayakarnkul has resigned from the position of Director, Member of the Audit Committee and Independent Director due to engaging more work activities and unable to perform duties fully. The resignation is effective from December 28, 2023 onwards. Mr. Somkiat Aramruangkul has resigned from the position of the Management Committee.

The resignation is effective from December 31, 2023 onwards. To appoint Directors in replacement of the vacant positions are as follows: Mr. Supoj Kaewmanee to be the Director in replacement of Mr. Thitiwat Teerakulthanyaroj. Mr. Sumet Techachainiran to be the Director in replacement of Assoc.

Prof. Dr. Pranya Sakiyalak. Mr. Sannpat Rattakham to be the Director in replacement of Dr. Pradit Arayakarnkul. The effective is December 28, 2023 onwards and will hold positions for the remaining term of the resigned director.

To appoint the Management Committee are as follows: Mr. Sumet Techachainiran to be the Management Committee; Mr. Wallop Luangseenak to be the Management Committee; Mrs. Pattawan Chaipim to be the Management Committee. The effective is January 1, 2024 onwards. Approved for change of the authorized directors to sign to bind the Company follows: Mr. Kitti Phuathavornskul, Miss Kunlanit Sarapab, Mr.Supoj Kaewmanee and Mr. Sumet Techachainiran 2 out of 4 directors sign together.

The effective is December 28, 2023 onwards. Therefore, the Board of Directors and sub-committees after the resolution are as follows: The Board of Directors: Mr. Kitti Phuathavornskul, Chairman of the Board of Director; Mr. Tatchapong Thamputthipong, Director/Independent Director; Colonel Assoc. Prof. Dr. Chanyapat Wiphatthanananthakul, Director/Independent Director; Mr. Lersak Kancvalskul, Director/Independent Director; Mr. Somkiat Aramruangkul, Director; Miss Kunlanit Sarapab, Director; Mr. Supoj Kaewmanee, Director; Mr. Sumet Techachainiran, Director; Mr. Sannpat Rattakham, Director.

The Audit Committee: Mr. Tatchapong Thamputthipong, Chairman of the Audit Committee/Independent Director; Colonel Assoc. Prof. Dr. Chanyapat Wiphatthanananthakul The Audit Committee/Independent Director; Mr. Lersak Kancvalskul, The Audit Committee/Independent Director. The Nomination and Remuneration Committee: Colonel Assoc.

Prof. Dr. Chanyapat Wiphatthanananthakul Chairman of the Nomination and Remuneration Committee; Mr. Tatchapong Thamputthipong, The Nomination and Remuneration Committee; Miss Kunlanit Sarapab, The Nomination and Remuneration Committee. The Risk Management Committee: Mr. Tatchapong Thamputthipong, Chairman of the Risk Management Committee; Miss Kunlanit Sarapab, The Risk Management Committee; Mr. Somkiat Aramruangkul, The Risk Management Committee. The Management Committee: Mr. Kitti Phuathavornskul, Chairman of the Management Committee; Miss Kunlanit Sarapab, The Management Committee; Mr. Sumet Techachainiran, The Management Committee; Mr. Wallop Luangseenak, The Management Committee; Mrs. Pattawan Chaipim, The Management Committee.