Mass Rapid Transit Authority of Thailand (MRTA) welcomed 59 teachers and students from Palian Phadungsit school, Trang Province riding M.R.T. Chaloem Ratchamongkhon line from Hua Lamphong station to Chatuchak Park station and visiting M.R.T. history exhibition at Hua Lamphong station on Saturday 25th November 2017 at 08.30 A.M.