- Ruiguo Tongsheng Enterprise Grou
- Address:o75, Jianshe Road,Heping district, tianjin Tianjin, Tianji
- Dalian Posco Steel Company.,Ltd
- Address:No 1-4-5 zhenpeng industrial park, economic & technology development zone Dalian, Liaoning
- Shanghai Victory International Co., Ltd
- Address:RM1108. Ronghui Bldg No.29 1108 Room, Wenshui (E) road, Hongkou dist, Shanghai Shanghai, Shanghai
- ZheJiang YongXin Industry and Trade Co.,Ltd
- Address:Hangzhou Zhejiang province China Hangzhou, Zhejiang
- Zhengzhou United Century International Trading Co., Ltd.
- Address:No.3 Mansion,Futian Mammon Plaza,Hanghai Road,Zhengzhou City, China Zhengzhou, Hena
- Shandong Qiantai Steel Sheet Co.,Ltd
- Address:Boxing NO:1763 North Ring Road East Street Linqu county Weifang, ??
- Beijing Yingjia International Trade Co., Ltd.
- Address:1406#Shenwei North Road, Yanjiao Town Beijing, Beijing
- Changshu Minto Imp and Exp CO., LTD.
- Address:Room 1206 Maycity Tower, No.33 haiyu north road.Changshu city,Jiangsu Province.China Suzhou, Jiangsu
- China National Shipbuilding Equipment & Materials (East China) Co.,Ltd.
- Address:258 Fuxing Road(E) Shanghai, China Shanghai, Shanghai
- Beijing Botai Steel Structure Engineering Co.,Ltd
- Address:Changping Dist.,Machikou Town Beijing, Beijing
- Lotz Machinery Equipment Technology Shanghai Co.,Ltd.
- Address:Building 2#, 408 Zuchongzhi Rd 2288, Pudong District, Shanghai PRC Shanghai, Shanghai
- Insist Langfang Trading Co.,Ltd.
- Address:39 heping Rd Langfang, Hebei
- Shandong Huifu Color Steels Co., Ltd
- Address:The middle of Huoju road Hi-tech Development Zone of Linyi city,Shandong,China Linyi, Shandong
- Tangshan Zhuokun Trading Company Ltd.
- Address:room 620,gaoke headquarters buliding,high-tech zone, tangshan city,hebei province,China Tangshan, Hebei
- Hebei Heshan Indsutry&Trading Co.,Ltd.
- Address:NO.8 Qingyuan Street ,Shijiazhuang Economic and technological development zone Shijiazhuang, Hebei
- Zhejiang Cute Door Co.,Ltd
- Address:huishan road Huzhou, Zhejiang
- Fortune Land Grou
- Address:No 10, Shandong Road, Shinan District Qingdao, Shandong
- Wuhan Stech Industry and Trade Co.,Ltd
- Address:Room 1001 Building B1 Zhongnan International City Plaza,No. 442 Wuluo Road Wuhan ,P.R. China 430064 Wuhan, Hubei
- Hangzhou Fuyang Liyuan New Material Co,Let
- Address:Fuyang and source industrial park road no. 3. 8 Hangzhou, Zhejiang
- Hangzhou Haolike Steel Structure Co.,Ltd.
- Address:Industrial Park No.168-2,Dongfu Village,Suoqian Town,Xiaoshan District Hangzhou, Zhejiang