1. Nang Yuan Island (Koh Nang Yuan) is a small island located near Koh Tao in Thailand. It is famous for its unique landscape, consisting of three small islands connected by a sandbar. The stunning views, crystal clear waters, and abundant marine life make it a popular destination for snorkeling and diving.

2. The island is open daily from 8:00 AM to 5:00 PM. There is no official phone number for Nang Yuan Island as it is a natural area with no permanent residents.

3. To visit Nang Yuan Island, you will need to take a boat from Koh Tao. There is a small entrance fee to the island which is usually included in the price of a snorkeling or diving tour. Transportation options to Koh Tao include ferries from nearby islands such as Koh Samui, Koh Phangan, and the mainland town of Chumphon. It is recommended to book your transportation and tours in advance, especially during peak tourist seasons.