Can I return it if I buy Maotai in CR Vanguard?

no. CR Vanguard is a retail state-owned enterprise under China Resources (Group) Co., Ltd., a central enterprise. If you want to return Moutai in the supermarket, in principle, according to the relevant regulations, you can't return it without quality problems. Maotai, a specialty of Maotai Town, renhuai city, Zunyi City, Guizhou Province, is a symbolic product of chinese national geography.