Mr. Yuthasak Chuenjai, Director of Business Development Department on behalf of Mass Rapid Transit Authority of Thailand (MRTA) congratulated Department of Airports (DOA) on the occasion of 91^st establishment anniversary on Wednesday 27^th November 2024 at DOA’s office. In this regard, MRTA contributed to DOA’s welfare and public interest fund where Mr. Danai Ruangsorn, DOA’s director-general was a receiver.