Beside the driving school of Hexi College, Ganzhou District, Zhangye City, Gansu Province. According to Baidu map, the largest second-hand goods trading market in Zhangye is next to the driving school of Hexi College in Ganzhou District, Zhangye City, Gansu Province. Zhangye's second-hand market mainly deals in all-round large-scale trading markets such as second-hand furniture, second-hand air conditioners, second-hand refrigerators, second-hand washing machines, office supplies, hotel supplies and old furniture, and Zhangye has everything.