Knowledge expansion: It is reported that this series of Yanghe main liquor products are mainly finished products in appearance, fermented in a century-old cellar to produce aroma, stored for a hundred years, and their excellent quality makes them among the best in the sales list of liquor industry in the past. With the increasing popularity of sales, the blue and soft cultural image advocated by it has gradually taken root in people's hearts and spread widely. Even online, it belongs to the liquor series with high click-through rate among similar competitive brands. At the same time, its appearance is full of China flavor, its taste is "sweet, soft, clean and fragrant", and its cost performance is high. It is not only a liquor product very suitable for festivals and parties, but also an obvious choice for gifts during the Spring Festival. So this time Yanghe's blue classic has achieved such good results, which is a little unexpected, but it is also reasonable.