Longmen Town, belonging to Anxi County, Quanzhou City, Fujian Province, is located in the southeastern part of Anxi County, bordering Xiangyun Town, Nan'an City, in the east, Tingxi Town, Tong'an District, Xiamen City, in the south, Huqiu Town and Daping Township in the west, and Guanqiao Town in the north, with an administrative area of 156.33 square kilometers. As of the end of 2019, Longmen Town had a household population of 72,838.
At the beginning of Anxi's county establishment, Longmen belonged to Yirenli, Guishan Township.In 1991, it was changed to Longmen Township. As of June 2020, Longmen Township has 1 community, 31 administrative villages, and the township people's government is located at No. 1, Shimao Mountain, Jinshi Village.
In 2019, Longmen Town has 174 industrial enterprises, including 19 above scale, and 27 comprehensive stores or supermarkets with business area over 50 square meters.