Qualitech Public Company Limited acknowledged the resignation from the Chairman of the Board of Directors, Director, and Company Secretary as follows: - Mr. Kitti Phuathavornskul has resigned from the Chairman of the Board of Director and Director effective April 19, 2024 onwards. Mr. Supoj Kaewmanee has resigned from the Director effective April 23, 2024 onwards. Mrs. Rungarun Bongkofkanok has resigned from the Company Secretary effective April 17, 2024 onwards.