Puyan used to be a barren plain inhabited by the Babuza people dwellers who arrived from Quanzhou, Fujian around 300 years ago.

The township has an area of 38.61 km2 consisting of 22 villages, 262 neighborhoods and 8,452 households with a total population of 31,380 people.

[1] The township comprises 22 villages: Buzi, Chushui, Dalian, Dayou, Fengze, Haoxiu, Jiaoshu, Kunlun, Nangang, Nanxin, Punan, Puyan, Sanxing, Shibei, Taiping, Tiancheng, Wayao, Xihu, Xinxing, Xinshui, Yongle and Yongping.

Other produces are broccoli, leeks, spring onions, peas, cucumbers, bitter gourds, squashes and water chestnuts.

Small and medium enterprises or family-owned business operate in the production of parts and components of bikes, plywood, plastic processing or original equipment manufacturer.