1. According to the official data of Tianyancha, Xining Wanjinta Petroleum Co., Ltd., established in 1999, is located in Xining City, Qinghai Province, and is a wholesale-oriented enterprise.
2. Qinghai Wanyuan Industrial Base, established in 2000, is located in Xining City, Qinghai Province. It is an enterprise that mainly manufactures wine, beverages and refined tea.