Kouzijiao is a double-flavor liquor, which is brewed with sorghum, wheat, rice, glutinous rice and corn as main raw materials. It is very famous in Anhui, with rich wine fragrance and elegant cellar fragrance. It can be regarded as a typical representative of China Shuangxiang liquor. Guoyang county also has many wedding wine cellars.

Guoyang County belongs to Bozhou City, Anhui Province, and is located in the Yangtze River Delta, northern Anhui and the middle reaches of Guo Ye.