Qinzhou (postal: Yamchow or Yen Chow, simplified Chinese: 钦州; traditional Chinese: 欽州; pinyin: Qīnzhōu, Jyutping: Jam1 zau1 (Canton) /Ham1 zau1 (Local) )[3] is a prefecture-level city in south-central Guangxi, southern China, lying on the Gulf of Tonkin and having a total population of 3,302,238 as of the 2020 census whom 1,400,134 lived in the built-up (or metro) area made of Qinbei and Qinnan urban Districts.

Qinzhou (Wade-Giles: K'in-chou) was for many centuries "the center of Chinese overland trade with Indo-China".

Spring is generally overcast and often rainy, while summer continues to be rainy though is the sunniest time of year; the coastal location moderates summer daytime temperatures, but there are 10.9 days annually with rainfall totaling at least 50 mm (1.97 in).

Critically endangered Chinese white dolphins still live in the waters of these areas such as in Sanniang Bay.

[12] Grain cultivation, hog husbandry, fruit growing and fishing are of significance in the surrounding areas.