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

DZ BERMUDA BM AMERICAN SAMOA AS BHUTAN BT ANDORRA AD BOLIVIA (PLURINATIONAL STATE OF) BO ANGOLA AO BONAIRE, SINT EUSTATIUS AND SABA BQ ANGUILLA AI BOSNIA AND HERZEGOVINA BA ANTARCTICA AQ BOTSWANA BW