According to grape varieties, they are divided into Cabernet Sauvignon, Cabernet Franc and Cabernet Franc. \x0d\It is also divided into cellars. \x0d\ According to the year, it is divided into master level, collection level, special selection level and premium level. The state stipulates that starting from 2008, at least two-thirds of all wines marked with a year will be made from grapes harvested in that year. Therefore, some manufacturers basically no longer mark the year, because if consumers identify a certain They don’t have that much production in a certain vintage, and changing products frequently is not conducive to marketing, so some simply don’t mark the vintage. Now Changyu’s main wines are divided into premium, special selection, collection, master level, and Great Wall wines by star. Fractions, different grades are mainly distinguished by the quality of the grapes and the sophistication of the brewing process, among which the shortest vintage is preferred. \x0d\The types can be broken down into Cabernet, Custer, Chardonnay, and Chateau d'Affaire, among which Cabernet is the lowest. \x0d\The most basic thing in choosing wine is to know which year the grape harvest is used to brew that bottle of wine. The quality of the grape harvest in that year determines the quality of the wine.