Beer is made from malt and water as main raw materials, and hops are added, which is fermented by yeast. Beer contains a lot of carbon dioxide. The main function of malt is to provide sugar during fermentation, hops mainly balance the sweetness in beer, and the role of yeast is to decompose the sugar in malt into alcohol and carbon dioxide.

Draft beer is beer without traditional high-temperature sterilization and secondary fermentation. This kind of beer is only sold locally, and its shelf life is relatively short. Many draft beers sold in the market are not packaged in small bottles, but in barrels. Draft beer tastes purer and fresher than traditional beer, and people who like fresh beer are more willing to drink this kind of beer. Cooked beer is produced after strict processing and sterilization. This kind of beer can be preserved for a long time because of its good sterilization effect. This kind of beer is more suitable for mass production and sales, and can also be transported for a long distance, so it is sold in many places.

The raw pulp is not added with water, filtered and inactivated. This kind of beer retains the original draft beer of yeast. The original beer has a lot of foam and a fresh and pure taste. Pure draft beer is produced without high temperature sterilization, which keeps the original fresh taste of beer. Pure draft beer is sterilized by aseptic membrane filtration technology, and the shelf life can be as long as 6 months.

cold beer is beer produced by keeping the beer at freezing temperature and making it cold and turbid. The alcohol content of cold beer is higher than that of other beers. Cold beer tastes soft and young people prefer to drink it.

The main feature of dry beer is high fermentation degree and little residual sugar. It is low in calories and sugar, so people who drink don't have to worry about getting fat. This kind of beer can be suitable for people who want to keep fit. Draft beer is a kind of beer in a big jar, and draft beer best keeps the fresh and mellow taste of beer.