Index International Group Public Company Limited approved the appointment of Mr. Rathawit Na Lamphun to be the Board of Directors of the Company to replace Mr.Suchart Kadjinakul who resigned. The effective date is May 13, 2022. Appointment of Dr. Vuthichai Phanchet to be the Deputy Chief Executive Officer (Operation).

Appointment of Mr. Sathaporn Naphapayarksiri to be the Assistant Chief Executive Officer (Engineering). The effective date is June 1, 2022.