title: Plaeng Yao district
text: # Plaeng Yao district
  
  Plaeng Yao (Thai: แปลงยาว, pronounced) is a district (amphoe) of Chachoengsao province, central Thailand.
  
  ## History
  
  The minor district (king amphoe) Plaeng Yao was established on 16 October 1978 with the three tambons: Plaeng Yao, Hua Samrong, and Wang Yen from Bang Khla district. It was upgraded to a full district on 15 March 1985.
  
  ## Geography
  
  Neighboring districts are (from the west clockwise): Ban Pho, Bang Khla, Ratchasan, Phanom Sarakham, and Sanam Chai Khet of Chachoengsao Province; and Ko Chan, Phanat Nikhom, and Phan Thong of Chonburi province.
  
  ## Economy
  
  Plaeng Yao is home to Toyota's Gateway Assembly Plant. It has been used to manufacture the Prius model.
  
  ## Administration
  
  ### Central administration
  
  Plaeng Yao district is divided into four sub-districts (tambons), which are further subdivided into 48 administrative villages (mubans).
  
  | No. | Name | Thai | Villages | Pop. |
  | - | - | - | - | - |
  | 01. | Plaeng Yao | แปลงยาว | 13 | 10,724 |
  | 02. | Wang Yen | วังเย็น | 11 | 13,716 |
  | 03. | Hua Samrong | หัวสำโรง | 12 | 11,514 |
  | 04. | Nong Mai Kaen | หนองไม้แก่น | 12 | 07,470 |
  
  ### Local administration
  
  There are four sub-district municipalities (thesaban tambons) in the district:
  
  * Thung Sadao (Thai: เทศบาลตำบลทุ่งสะเดา) consisting of parts of sub-districts Plaeng Yao and Wang Yen.
  * Plaeng Yao (Thai: เทศบาลตำบลแปลงยาว) consisting of parts of sub-districts Plaeng Yao and Wang Yen.
  * Hua Samrong (Thai: เทศบาลตำบลหัวสำโรง) consisting of parts of sub-district Hua Samrong.
  * Wang Yen (Thai: เทศบาลตำบลวังเย็น) consisting of parts of sub-district Wang Yen.
  
  There are three sub-district administrative organizations (SAO) in the district:
  
  * Plaeng Yao (Thai: องค์การบริหารส่วนตำบลแปลงยาว) consisting of parts of sub-district Plaeng Yao.
  * Hua Samrong (Thai: องค์การบริหารส่วนตำบลหัวสำโรง) consisting of parts of sub-district Hua Samrong.
  * Nong Mai Kaen (Thai: องค์การบริหารส่วนตำบลหนองไม้แก่น) consisting of sub-district Nong Mai Kaen.
  