Unofficial Translation 14 June 2021 Attn: President of the Association of Thai Securities Companies President of the Association of Investment Management Companies Managers All securities companies All

Reference ID Char(13)* 13 M เลขที่ Reference 3234567890123 Account ID Char(10) 10 M เลขทะเบียนผู้ถือหุ้น 0000000012 Shareholder Type Char(1) 1 M ประเภทบุคคล 0 = Thai Juristic 1 = Thai individual 2 = Foreign