Fángchénggǎng (Chinese： 防城港)， formerly Fangcheng Various Nationalities Autonomous County (1978.12.25~1993.05.23), is a prefecture-level city in the south of Guangxi Zhuang Autonomous Region, People's Republic of China.

Fangchenggang a coastal city is in southern Guangxi, bordering Vietnam. Its area is 6,181 km2 (2,386 sq mi), 120 km2 (46 sq mi) of that urban.

Administration

Fangchenggang has 2 urban districts, 1 county, 1 county-level city, 19 townships, 13 towns, 283 villages, and 19 sub-districts.

Districts:

Gangkou District （港口区）

Fangcheng District （防城区）

County-level city:

Dongxing （东兴市）

County:

Shangsi County （上思县）