For entrance to Malaysia and Thailand a six-month validity on your passport is required. For participants planning to join the whole fieldtrip (both in southern Thailand and northern Malaysia), a visa to enter Thailand and Malaysia might be required. A single or multiple-entry visa to Thailand is also recommended if the participant wants return to Thailand during the end of the field trip. Participant who requires an invitation letter for travel and visa proposal to enter Thailand, please register to join our IGCP event and email to us as soon as possible. For short visit for this meeting, tourist visa type might be issued faster, please check for more detail from the official website of the Ministry of Foreign Affairs of the Kingdom of Thailand (https://www.thaievisa.go.th/tourist-visa) as well as the Malaysian one.