Dongli Province (Thai: ตรัง, English: ChangwatTrang) is a province of Thailand, belonging to the southern region, northwest of Krabi Province (Krabi), north of Lok Kun Province (NakhonSiThammarat), east of Botthalung Province (Phatthalung), southeast of the neighboring province of Satun (Satun), and southwest of the Andaman Sea. Dongli Province is in the hilly area of southern Thailand, except for the city around very few plains; the southwest side of the Andaman Sea, the Andaman Sea, in recent years the development of tourism is very prosperous.