Laoshan beer is a kind of beer produced by Tsingtao Brewery Company, with an alcohol content of 4.0 degrees. This is because Laoshan beer has always adhered to the natural fermentation mode of ultra-low temperature for a long time, just like waiting for the fruit to mature, and the beer finally brewed is rich in nutrition, mellow and refreshing. The production technology of Laoshan beer is improved on the basis of Tsingtao beer production technology. The content of alcohol, carbohydrate and calories in the beer produced is relatively low, which is more conducive to human health. The fermentation degree of traditional beer is mostly around 70%. Laoshan beer improved the fermentation degree to 75%, and the fermentation process was more complete. The content of residual carbohydrates in beer was lower, and the taste was cleaner and lighter. Laoshan beer adopts the national patented flavor map technology and is processed by special technology to ensure that the water used in various places is completely consistent with the water quality of Laoshan. Laoshan beer is a national unified technology and standard, and its quality keeps pace. In order to ensure the freshness of the products, Tsingtao Brewery Company adopts the principle of producing in the market nearby to arrange the production of Laoshan beer.