Guo wine is not an IQ tax. Guo wine is brewed by Mr. Guo himself, and its quality can be comparable to that of Maotai, the national wine. It has the unique geographical advantage of co-brewing with Maotai, the national wine, and the unique core technology of Dr. Guo. At the same time, the 15 natural cave wine cellar developed by Dr. Guo has been customized by many celebrities and entrepreneurs in various ages. So Guo's wine is not an IQ tax.