Like Chanthaburi, Trat is a very important ruby-mining province, with the most famous gem market located in Bo Rai District, some 50 km north of the Cambodian border. With an area of 2,819 sq km, the province is administratively divided into the districts of Mueang, Khao Saming, Laem Ngop, Khlong Yai and Bo Rai, and the districts of Trat Province Koh Chang and Koh Kood.