No.20 Wuyi Road, Chengzhong District, Xining City, Qinghai Province. According to Baidu map query, the address of Qinghai Mengniu Dairy is located at No.20 Wuyi Road, Chengzhong District, Xining City, Qinghai Province. Headquartered in Hohhot, Mengniu is one of the eight largest dairy enterprises in the world, a national key agricultural industrialization enterprise and a leading dairy enterprise.