Mr. Rithika Suparat, Deputy Governor (Administration) on behalf of Mass Rapid Transit Authority of Thailand (MRTA) signed the book of blessing for H.M. King Rama X on the occasion of New Year’s day 2021 where Mr. Chayatham Promsorn, Permanent Secretary of Ministry of Transport (MOT) led head of organizations under MOT to join in the sign on Friday 1st January 2021 at Sahathai Samakom Pavilion, the Grand Palace.