Mass Rapid Transit Authority of Thailand (MRTA) welcomed 48 teachers and students from Bankrawa school, Pattani Province to visit and ride M.R.T. Chaloem Ratchamongkhon Line from Sanam Chai station to Bang Sue station on Thursday 3rd March 2022 where MRTA and Bangkok Expressway and Metro PLC officers were lecturers on electric train and Sanam Chai station topics.