Simat Technologies Public Company Limited (the Company) would like to notify the resolutions of the Board of Directors' Meeting No. 1/2021, held on February 24, 2021, which considered and approved: Acknowledged the resignation of the following 3 directors from the position of director, independent director, and member of the Audit Committee, which shall be effective on February 24, 2021. Gen. Vidthya Chovichien has resigned from a director position. Mr. Narongrit Rerkpatanapipat has resigned from independent director and member of the Audit Committee. Mr. Worachai Charoenprasittiporn has resigned from independent director and member of the Audit Committee. The board also approved the appointment of the following persons as directors and independent director in replacement of the resigned directors, which shall be effective on February 24, 2021. Each director's term shall equal to the remaining term of the resigned director. The board also approved appointment of Mr. Boonlerd Iewpornchai as a director in replacement of Gen. Vidthya Chovichien and appointment of Mr. Panom Ratanarat as an independent director in replacement of Mr. Narongrit Rerkpatanapipat and appointment of Mr. Tanawat Ueasiripan as an independent director in replacement of Mr. Worachai Charoenprasittiporn and approved the appointment of Mr. Panom Ratanarat as a member of the Audit Committee in replacement of Mr. Narongrit Rerkpatanapipat, which shall be effective on February 24, 2021. The board also approved the appointment of Mr. Tanawat Ueasiripan a member of the Audit Committee in replacement of Mr. Worachai Charoenprasittiporn, which shall be effective on February 24, 2021.