the degree of rice wine will not exceed 1 degrees. The degree of rice wine is related to fermentation time and temperature. The longer the fermentation time, the more sugar will be converted into alcohol, and the higher the temperature, the faster the fermentation speed. The fermentation temperature of rice wine is about 2 degrees Celsius. After 1-2 days, it will become sweet rice wine, and after 5-7 days, it will become rice wine.