Mr. Tanom Rattanasate, Assistant Governor on behalf of Mass Rapid Transit Authority of Thailand (MRTA) signed the book of blessing to Princess Maha Chakri Sirindhorn, The Princess Royal and Princess Debaratana Rajasuda to wish H.M. for recovery and good health on Thursday 24th November 2022 at Bhumisiri Mangkhalanusorn Building, Chulalongkorn Memorial Hospital where Mr. Saksayam Chidchob, Minister of Transport led head of organizations under Ministry of Transport participate in the sign.