Dimet (Siam) Public Company Limited approved following executive changes at the board of director's meeting held on October 16, 2023 as follows: 1. Acknowledged the resignation of Mr. Pichai Chainarongloka from Directorship of the Company due to his other business engagement, effective from October 17, 2023 onwards. 2. Acknowledged the resignation of Mrs. Anya Thaworanun from Directorship of the Company due to her other business engagement, effective from October 17, 2023 onwards. 3. Approved the appointment of Mr. Sanya Chantharut to be Independent Director in place of Mr. Pichai Chainarongloka, effective from October 17, 2023 onwards, with a term equal to the remaining term of the previous.

4. Approved the appointment of Miss Chuthamas Chittithaworn to be Director in place of Mrs. Anya Thaworanun, effective from October 17, 2023 onwards, with a term equal to the remaining term of the previous. 5. Approved the appointment of Mr. Teng-Shih Huang to be of Chairman of the Board of Directors, effective from October 17, 2023 onwards. 6. Approved the appointment of Mr. Prayuth Supawarapong to be of Chairman of Audit Committee.

The Company's Board of Directors therefore consists of: 1. Mr. Teng-Shih Huang: Chairman, 2. Mr. Wichai Wanavit: Vice Chairman, 3. Mr. Pisut Rakwong 4. Mr. Prayuth Supawarapong 5. Mr. Ho-Chih Huang. 6. Mr. Sanya Chantharut, 7. Mr. Noppadol Kanjanatawewat, 8. Mr. Vasu Khunvasi, 9. Miss Chuthamas Chittithaworn. Independent Directors are as follows: 1. Mr. Teng-Shih Huang 2. Mr. Pisut Rakwong 3. Mr. Prayuth Supawarapong 4. Mr. Sanya Chantharut.

Audit Committee consists of 1. Mr. Prayuth Supawarapong Chairman 2. Mr. Pisut Rakwong 3. Mr. Teng-Shih Huang.