The name traces to the Northern Wei period: water from an old well in Bozhou was offered as tribute (贡) to the emperor. The modern distillery was founded in 1959 and revived the historic name.
Anhui-based baijiu brand from Bozhou; one of China's 'Eight Famous Liquors' (八大名酒). The name comes from a Wei-dynasty well (古井) whose water was once 'tributed' (贡) to the imperial court.