Chowdhury was elected to the
East Pakistan Assembly in 1962. He was the founder president of
Chittagong Chamber of Commerce and industry. He was governor of Marine and Mercantile Academy. He established the
Raozan College. He established island of peace in Raozan and in the opening he invited
Dominique Pire (Nobel Peace prize 1958) from Belgium. Chowdhury served in the Chittagong District Council. He was the vice-chairman and later Chairman of
Chittagong Port Trust. ==Death==