As the Board of Director of EMC Public Company Limited held the Board of Director meeting on 21 March 2024 and the Board of Director has resolution the details of the approval as following: It was resolved to approve the appointment of Vice Chairman of the Board of Directors No. 1 and Vice Chairman of the Board of Directors No. 2; Mr. Voravit Leenabanjong, Vice Chairman of the Board of Directors No.

1, and Mr. Charlie Jangwijitkul, Vice Chairman No. 2. The appointment will be effective from March 21, 2024.