Laobaigan is maotai-flavor liquor. Maotai-flavor liquor, also known as Maoxiang liquor, represented by Maotai and famous Chinese and foreign wines, belongs to Daqu liquor. Its sauce flavor is outstanding, elegant and meticulous, mellow, with a long aftertaste, clear and transparent, and light yellow color; Hengshui Laobai dry wine has a long history of brewing, which flourished in Han Dynasty and Tang Dynasty, and was officially named Yu Ming. And it is known as "mellow and elegant, sweet and rich". The brewing and production of Hengshui Laobai dry wine has been basically uninterrupted for 1900 years. In 2004, Laobaigan flavor type was officially listed as the No.1 1 1 Daxiang type of China liquor, and the Laobaigan flavor type was represented by Hengshui Laobaigan. It is characterized by elegant aroma, natural harmony, soft and mellow timbre and long aftertaste; The Daqu used in its production is also unique: pure wheat medium-temperature koji; Raw materials do not need to be wetted; No mother song; The moisture content of the bending blank is low (30% to 32%); The production is mainly based on easel music, supplemented by a small amount of ground music.