Shanghai Yuyi - Duxin Caogang Duxin Fangguan Duxin Jiaogang

Shanghai Zhengtao Steel (Haigang Steel Material Market)

Shanghai Shengyilai Steel Profile Tubing Sheet Material Du Zinc Products Lenglapin

Shanghai Jufeng Steel Material Wholesale (Baoshan Storage Delivery Center)

Shanghai Donggang Steel Material Group

Shanghai Haigang Tianlong Steel Material Market Management Co., Ltd.