The beer making process needs to go through strict procedures. Beer making usually has a fixed level. In recent years, many people drink to taste, not to get drunk. Low-concentration alcohol has actually begun to enter the public eye and become the first choice.

Beer aging is one of the common flavor defects of beer, and aging reaction is an extremely complex process affected by many factors.Beer aging has always been an important issue affecting the taste of beer. The aging taste of beer mainly comes from alkenal carbon-based compounds, and alkenal compoun