Mr. Pakapong Sirikantaramas, Governor of Mass Rapid Transit Authority of Thailand (MRTA) signed the book of blessing to Princess Bajrakitiyabha Narendira Debyavati, the Princess Rajasarini Siribajra to wish HRH for recovery and good health on Friday 16th December 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.