Qualitech Public Company Limited at its board Directors' Meeting held on March 12, 2024, approved that Mr. Sannpat Rattakham has resigned from the position of the company's director due to the increasing of responsible engagement. The resignation will be effective from March 6, 2024, onwards. Mr. Sumet Techachainiran has resigned from the position of the company's director and member of the executive committee due to the increasing of responsible engagement.

The resignation will be effective from March 6, 2024, onwards. Miss. Kunlanit Sarapab has resigned from the position of the company's director, member of the risk management committee, member of the nomination and remuneration committee, member of the executive committee, and the company secretary due to the increasing of responsible engagement.

The resignation will be effective from March 7, 2024, onwards. Approved the appointment of Mr. Thatchaphong Thamputthipong to be the position of Chairman of the Risk Management Committee. Approved the appointment of Mr. Wichai Prapusakpitak to be the position of nomination and remuneration committee in replacement of Miss Kunlanit Sarapab.

Approved to changing the position of chairman of the executive committee. Appointed of Mr. Pitak Pruittisarikorn to be the position of chairman of the executive committee in replacement of Mr. Kitti Phuathavornskul. The effective is March 12, 2024, onwards.

Approved the appointed the executive committee are as follows: 1) Mr. Wichai Prapusakpitak to be the member of the executive committee Director in replacement of Miss Kunlanit Sarapab. 2) Mr. Purin Kaewklom to be the member of the executive committee Director in replacement of Mr. Sumet Techachainiran. The effective is March 12, 2024, onwards.

Appointed a new director for the replacement those whose terms expired and does not wish to renew her term. Approved the appointed Mrs. Rungarun Bongkodkanok to the position the company the company secretary replacement of Miss Kunlanit Sarapab. The effective is March 12, 2024, onwards.