What year was the Xunfeng Maotai Brewing Industrial Heritage Cluster?

Does the questioner want to ask "In which year was the Xunfeng Maotai Brewing Industrial Heritage Group approved to become the seventh batch of national key cultural relics protection units"? 2013. Sundown Moutai wine brewing industrial heritage group is Renhuai Moutai town Yang Fork Street, is the site of modern brewing Moutai wine industrial zone, has a high historical value, in 2013, was approved by the national government as the seventh batch of national key cultural relics protection units, gradually become one of the remains of the scenic area of Renhuai city. Moutai liquor is a specialty of Moutai Town, Renhuai City, Zunyi City, Guizhou Province, China National Geographical Indication products, is China's traditional specialty wine, is one of the world's three major distilled spirits along with Scotch whisky, France Cognac, and is also one of the three famous Chinese liquor "Moutai Five Swords".