Thung Chang district

Thung Chang (ทุ่งช้าง, ;, ) is a district (amphoe) in the northern part of Nan province, northern Thailand.

History
Thung Chang District dates back to the Khwaeng Khun Nan (ขุนน่าน), which was converted into the district Lae (และ) in 1914. In 1961 it was renamed Thung Chang, as the district office had been moved to tambon Thung Chang.

Geography
Neighboring districts are, from the east clockwise, Chaloem Phra Kiat, Pua, Chiang Klang and Song Khwae of Nan Province. To the north is Xaignabouli of Laos.

The eastern part of the district is in the Luang Prabang Range of the Thai highlands.

Central administration
Thung Chang is divided into four sub-districts (tambons), which are further subdivided into 40 administrative villages (mubans).

Local administration
There are two sub-district municipalities (thesaban tambons) in the district:
 * Ngop (Thai: เทศบาลตำบลงอบ) consisting of sub-district Ngop.
 * Thung Chang (Thai: เทศบาลตำบลทุ่งช้าง) consisting of parts of sub-districts Lae and Thung Chang.

There are three sub-district administrative organizations (SAO) in the district:
 * Pon (Thai: องค์การบริหารส่วนตำบลปอน) consisting of sub-district Pon.
 * Lae (Thai: องค์การบริหารส่วนตำบลและ) consisting of parts of sub-district Lae.
 * Thung Chang (Thai: องค์การบริหารส่วนตำบลทุ่งช้าง) consisting of parts of sub-district Thung Chang.