Dok Khamtai district
Dok Khamtai is a district of Phayao province in northern Thailand.
History
Originally created in 1832, the district was abolished on 23 December 1917 and incorporated into Mueang Phayao district. It was recreated as a minor district on 23 January 1963. It was again upgraded to a full district on 27 July 1965.Etymology
Dok Khamtai is the Thai name of the sponge tree.Geography
Neighboring districts are : Pa Daet of Chiang Rai province; Chun, Pong, and Chiang Muan of Phayao Province; Song of Phrae province; Ngao of Lampang province; and Mueang Phayao and Phu Kamyao of Phayao.The main water course is the Ing River. Doi Phu Nang National Park is in the district.