Generally speaking, liquor has no shelf life. \x0d\ Due to different packaging and storage conditions, the quality of wine will change with time. Ordinary bottles will go bad if they are packaged and stored for a long time. But it does not affect the citation. Because the main components of liquor are water and ethanol. There are almost no nutrients, so it is not easy to deteriorate. \x0d\ Generally speaking, the longer the liquor is stored, the more obvious the esterification of alcohol and aldehyde will be, and the softer the taste will be. \x0d\\x0d\ The National Regulations on Food Labeling stipulates that beverages, wine, vinegar, edible salt and solid sugar with ethanol content greater than 10% can be exempted from labeling the shelf life. \x0d\\x0d\ Some finished wine packages will be marked with shelf life. In fact, they are mostly used in low-alcohol wines such as beer and wine.