 He was elected to two terms on the UNESCO Executive Board from 1952 to 1956 , during which he supported and helped advance UNESCO 's programmes for promotion of universal compulsory education in Asian countries . His representation also lead to cooperative projects between the UNESCO and Thailand , including the Thailand UNESCO <unk> Teacher Education Project and the Thailand UNESCO Fundamental Education Center at Ubon Ratchathani Province , among others . Even after his term ended as permanent secretary , ML Pin was still involved in UNESCO activities in Thailand . He facilitated the establishment of UNESCO 's regional office in Bangkok , which opened in 1961 , and was among the founders of the Southeast Asian Ministers of Education Organization . 
