Koh Tachai is located north of the National Park and Similan Islands and Surin Islands, just a stone's throw away from too much and was first found by a man named. Tachai, Koh named as people discover that the Ko Ta Chai.
Koh Tachai is located at the northern end of. Mu Ko Similan And not far from the Many islands and was first discovered by a man named Ta Chai island, named after the man made the discovery that Tachai.
Similan island is located at the northern end of Thung salaeng Luang National Park and not far from the islands much, and was the first by a man named TA Chai, named the island after people discovered that Koh tachai.