Yantai ancient wine series is a pure grain wine with high quality sorghum as raw material, adhering to the traditional brewing technology and combining with modern technology, through solid-state fermentation, distillation and storage. Its wine is clear and transparent, fragrant, mellow and sweet, with a long aftertaste.

The chemical composition of liquor is ethanol, which generally contains a small amount of fusel alcohol and esters. The concentration of edible liquor is generally below 60 degrees, that is, 60%, and a few are above 60 degrees. After fractionation, liquor is purified to be more than 75% medical alcohol, and purified to be more than 99% and 5% anhydrous alcohol. Wine is made from fermented grains. China was the first country to make wine. As early as 2000 years ago, it invented the brewing technology and constantly improved it.