Mr. Pattanaphong Phongsupatsamit, Deputy Governor (Administration) on behalf of Mass Rapid Transit Authority of Thailand (MRTA) participated in signing the book of blessing in occasion of H.M. the Queen’s birthday on Tuesday 3^rd June 2025 at Sahathai Pavillion, the Grand Palace where Mr. Chayatan Phromsorn, Permanent Secretary of Ministry of Transport (MOT) led executives and head of organizations under MOT participate in the sign.