1. First of all, it depends on whether the manufacturer and the filler are consistent. If they are consistent, it proves that the quality is more assured.
2. Is the manufacturer well-known, because there are many brands of red wine, many of which do not have their own brewing bases, but are filled or blended.
3. Pay attention to the vintage of the wine. Only in good years will there be good grapes. Annual evaluation forms of various regions can be found online.
Pay attention to the quality of wine in the bottle when buying wine. It must reach the height of "wine neck" within 10 years. If the "water level" of wine is too low, it may indicate improper storage.
5. The alcohol content of wine is usually between 8%vol- 16%. In the process of brewing, it is generally not allowed to add other substances, and it is made entirely by its own fermentation.
6. Imported wines should have Chinese labels. If not, it will be imported through informal customs, so be careful when buying.
7. Identify whether wine is made of virgin pulp: take a piece of tissue paper and drop a drop of wine. If it is evenly dispersed without watermark, it is the wine brewed by 100% grape juice; On the contrary, the wine brewed with sugar and wine will leave a watermark on the paper towel, which is uneven.
8. Identify the authenticity of wine: drop a few drops of red wine on the napkin and drop edible alkali mixed with water on the red wine. If there is a reaction, it is real red wine. If there is no response, it is false.