1. Sugar content: Hong Bing wine belongs to sweet wine, with sugar content greater than 45g/L, sweet and refreshing taste and smooth entrance. However, the sugar content of dry red wine is very low, generally below 4.0g/L, with almost no sweetness and astringent and dry taste.

2. Brewing method: Ice wine is a wine that delays the harvest time of grapes, keeps the grapes on the branches for a certain time when the temperature is lower than -7℃, and then collects and squeezes them. Dry red wine is made from 100% fresh grapes or grape juice and fermented with red (black) grapes with skins.

3. Taste: Ice wine has the characteristics of sweet and mellow taste and noble quality. It contains dozens of enzymes and amino acids necessary for human body, and has the functions of caring skin and health care. It is a rare wine. Dry red wine will taste sour, because the grape skin contains tannin (astringent taste).

It is also worth noting that the sugar contents of semi-dry wine, semi-sweet wine and sweet wine are above 4.0g/L- 12.0g/L, 12.0g/L-45g/L and 45.0g/L respectively, while the sugar content of dry red wine is generally below 4.0g/L.. ..