The last sentence is that real gold fears no fire. The aroma of wine is not afraid of the depth of the alley, which means that if the wine is well brewed, even in the deep alley, someone will smell it and come to taste it. Once the Chen cellar is opened, drinkers will not be afraid to step on it because the alley is deep, and they will eventually find it. Also known as "good wine is not afraid of the depth of the alley", this is a folk proverb that has been circulated for thousands of years and has the characteristic culture of China.