The difference and influence of glasses with different shapes and radians on the aroma and taste of liquor are often amazing. Generally speaking, grape varieties are different from wines and producing areas, and aroma, fruit flavor, acidity, tannin and alcohol are also different from each other. Although the wine cup will not change the essence of wine, however, the shape of the wine cup can determine the flow direction, smell, quality and intensity of wine, thus affecting the aroma, taste, balance and aftertaste of wine.