Martell with blue ribbon has no shelf life. Materre Blue Ribbon is a distilled liquor. It is an alcoholic beverage with higher alcohol concentration than the original fermented product. Its production process is brewing, distilling, and then cooling to obtain a highly alcoholic solution. Distilled liquor has high alcohol content and low impurity content, and can be stored for 5- 10 years. Even if the bottle is opened, it can be stored for more than one year without deterioration. Therefore, in bars, spirits can be sold freely, mixed and often opened, regardless of whether they will soon deteriorate. More information: The common identification method of brandy: 1. According to the relevant requirements, foreign wine labels should have China's identification stamp and health inspection and quarantine stamp, so there is no foreign wine that may be fake wine on China's identification stamp and health inspection and quarantine stamp. Authentic wine labels have clear names and good outlines, while fake wine labels have irregular molds. 3, the real wine is golden yellow and transparent; Fake wine is a dark liquid with poor luster. 4. The metal anti-counterfeiting cap on the real wine is connected with the bottle cap, and the anti-counterfeiting cap on the fake wine is pasted. 5. The genuine anti-counterfeiting mark can have different pattern changes at different angles, and the anti-counterfeiting line can be torn off; The fake wine anti-counterfeiting logo has no luster, and the pattern change is not obvious. Sometimes it is printed with anti-counterfeiting lines? Source: How many years does the shelf life of people's daily food mean? Baidu liquor-distilled liquor Baidu Baike liquor