Koh Ngai or Koh Hai is under responsibility of Mu Koh Lanta National Park, Lanta District, Krabi Province but is considered the tourist attraction of trang Sea since transportation from Trang is more convenient. Koh Ngai is the island of quiet atmosphere full of fertile shallow water coral reef. The eastern beach is about 2.2 km of white clean sand with the range of coral reef lying ahead of the shore where many resorts are situated.