Yongding (Chinese: 永定) is a district under the jurisdiction of Longyan prefecture-level city in the southwest of Fujian Province, People's Republic of China.

[citation needed] In December 2014, the Fujian government signed legislation converting Yongding from a county to a district.

[2] Yongding is the hometown of many overseas Chinese immigrants that came to south-east Asia and Burma during the British Raj.

[citation needed] On December 13, 2014, the Fujian government passed a law converting Yongding from a county to a district.

[1]: 35  Both Dabu and Shanghang are Hakka-speaking counties; Longyan city centre (aka Xinluo District), Nanjing and Pinghe are predominantly Minnan-speaking.

Located in a sub-tropical area and subject to typhoons, Yongding has high annual precipitation of about 1,200 to 1,500 millimetres (47 to 59 in) per year.Yongding District current administers 1 subdistrict, 14 towns, and 9 townships.

[1]: 44 Yongding District has a sizable automotive industry, which achieved an output of 3.151 billion RMB in 2015, a 0.8% increase from 2014.

[citation needed] There are numerous hydro plants in the district, one notable one being the provincial Mianhuatan Hydroelectric Power Station.

[citation needed] The Mianhuatan hydrodam contributes greatly to the rapidly growing economy of Fujian and neighboring Guangdong province.

[citation needed] Although its significance has declined in recent years, Yongding is still one of the most important tobacco producing areas in the region.

[citation needed] Most of the district's coal is shipped to Guangdong, where economic growth has created huge demand for energy.