Crew changes in Thailand are becoming routine, but alas, it’s Thai-only practice, no foreign crew changes permissible, so far.
On Jun 11, 21 seamen of Thai nationality were relieved in Thailand ports of Bangkok and Laem Chabang, from 3 Thai ships: bitumen tanker TASCO ANAN (IMO 9279642, dwt 3851); general cargo ship SEA WISDOM (IMO 9576882, dwt 14411); chemical tanker PHUBAI PATTRA 1 (IMO 9481386, dwt 7177). All were taken to designated hotels (Hotel AMBER in Bangkok, hotel BELLA EXPRESS in...
http://www.maritimebulletin.net/2020/06/28/foreign-crew-change-in-thailand-not-anytime-soon/