Jinchengjiang District of Hechi City in Guangxi

an impregnable fortress or stronghold; describes a city with defenses that are extremely solid and impossible to breach

Jinchengjiang, a district of [[河池市|河池市|he2 chi2 shi4]] city in Guangxi

Jincheng, a common place name; specifically Chincheng Town in [[金门县|金門縣|jin1 men2 xian4]], Taiwan.

(literary) an impregnable fortress; literally a moat of boiling water and a wall of metal; describes a city that is extremely well-defended and impossible to break through

A historic fort in Tainan, Taiwan, built in 1874 by Qing official Shen Baozhen; it was the first Western-style defensive battery on the island and is recognized as a major national heritage site.