The Sulin Islands are located on the Andaman Sea island of Phang Nga, Thailand, and are composed of five islands, including Bisholin Island and South Sulin Island, covering an area of about 33 square kilometers, and are Thailand National Parks. There are tropical rainforests, beaches, mangroves, coral reefs, giant pythons, hermit crabs on the beach, and animals such as Nicoba pigeons and mangrove pythons, mainly for tourism.