Thai bought from China at friendship price. It has been decommissioned and abandoned the sea to make a number of artificial coral, but in the T69-II tank section that has been improved by changing guns to 105 mm still living in the present.
Wiki said that Thailand have bought 53 Type 69-II and 5 Type 63 entered service with the Thai Army in 1987-1989, and were decommissioned in 2004. But 5 T 69-II which were upgraded still be used as the opposing forces.
(Battlefield Defense)