- Shandong Classic Heavy Industry Group Co., Ltd
- Address:Yanzhou District
- Guangzhou Winner Metal Products Co., Ltd.
- Address:First floor,NO.5,Hualong Industrial Zone,Renhe town,Baiyun district
- Tangshan Qianxin Trade Company
- Address:Tangshan, Hebei, China
- Liaocheng Ritong Steel Co., Ltd.
- Address:East of Wuyishan Road,Development Zone
- Shandong Dajin Metal Materail Co., Ltd.
- Address:Guangli Road,Fengcheng Industry Zone, Laiwu, Shandong, China,271101
- Wuxi New Aokai Industry & Trade Co., Ltd.
- Address:Qianzhou
- Tangshan Jiasheng International Trade Co., Ltd.
- Address:South of Bajianfang Village,baiguantun town, Fengrun district
- Tangshan Honest International Trade Co., Ltd.
- Address:No.403 Daloo Sunshine,High-Tech Zone
- SHAANXI SHEWE STEEL PIPE CO., LTD
- Address:Xian, Shaanxi, China
- Luoyang Juya Steel Structure Engineering Co., Ltd.
- Address:The Northern Section of 310 National Road
- Dongguan City Otai Special Steel Co., Ltd.
- Address:DongGuan city, GaoBu town, GaoLong read YiFang
- Tangshan Zhuokun Trading Co., Ltd.
- Address:Room620,Gaoke Headquarters Building,High-Tech Zone
- Henan Province Canglong Steel Structure Engineering Co., Ltd.
- Address:Go ahead east 500 meters from 107 National RdXinZheng crossing Zhengzhou City.Henan China
- Hangxiao (Shandong) Steel Structure Co., Ltd.
- Address:Yunxi Road,Jiaozhou Bayindustrial Park,Jiaozhou
- BaoLi Heavy Industrie
- Address:27 XinHua Road, Wuxi, Jiangsu, China,214426
- Ruiyin International Trade Co., Ltd.(BJ)
- Address:17th Floor, A-Zone, Wanda Plaza, Tangshan City, Hebei Province, China
- Tianjin Quanyuxing International Trading Co., Ltd.
- Address:China(main land) TianJin industraial Area caigongzhuang Town ,Jinghai District .
- Liaoning Guangtu Electromechanical Equipment CO., LTD.
- Address:Yueling, Anshan, Liaoning, China,114044
- Ningbo Zengzhou Import And Export Co., Ltd.
- Address:No. 19, Maosheng Road, Lianghui Industrial Developing Area, Yuyao City, Zhejiang Province. China
- SIHUI HONGTAI STEEL STRUCTURE MATS CO., LTD
- Address:Guangzhou, Guangdong, China