Intersection of Zhengzhou North Ring Road and nanyang road. According to Baidu map, the largest second-hand equipment trading market in Henan is located at the intersection of North Ring Road and nanyang road, Zhengzhou, and its business scope includes Wujinjiaodian, audio and video, office furniture, computer telephone, transportation, electromechanical equipment, catering kitchen utensils, second-hand mobile phones, mobile phone accessories, office supplies, new and old bicycle electric vehicles, overstocked goods, out-of-season goods and so on 1000 varieties.