Chian Yai District

Chian Yai (, ) is a district ("amphoe") in the southeastern part of Nakhon Si Thammarat Province, southern Thailand.
Geography.
Neighboring districts are (from the north clockwise): Pak Phanang, Hua Sai, Cha-uat, and Chaloem Phra Kiat.
History.
The minor district ("king amphoe") on 1 February 1937 by splitting it from Pak Phanang District. It was upgraded to a full district on 3 November 1947.
Administration.
The district is divided into 10 sub-districts ("tambons"), which are further subdivided into 98 villages ("mubans"). Chian Yai is a township ("thesaban tambon") which covers parts of "tambons" Chian Yai, Tha Khanan, and Thong Lamchiak. There are a further nine tambon administrative organizations (TAO).