المعادن الحديدية - الصين

WEIHAI GAOCHENG TRADE CO.,LTD

GUIZHOU CHANGZHENG ELECTRIC CO., LTD.

HUNAN HUAWEI JINGCHENG MATERIAL TECHNOLOGY CO., LTD.

YUZHOU CENDALI INDUSTRY CO.,LTD

QINGDAO PIPEKING MACHINERY CO.,LTD

JUCHENG TITANIUM INDUSTRY CO.LTD

VINTO INDUSTRIAL CO., LTD.

SHANDONG EFIELD PIPING SYSTEMS CO.,LTD

CANGZHOU SHENLONG PIPE MANUFACTURING CO., LTD.

PAN CHINA FASTEING SYSTEM & PIPE FITTING COMPANY

CONFORM STAINLESS STEEL TUBE CO.,LTD

JIANGYIN HAIHONG NONFERROUS METAL MATERIAL COMPANY

JIANGYIN EAST-CHINA ALUMINUM TECHNOLOGY CO.,LTD

BAOJI HUALONG TITANIUM INDUSTRY & TRADE CO., LTD.

CHINA NEW METAL MATERIALS TECHNOLOGY CO.,LTD

QINGDAO KINGKONG MAGNET S&T CO.,LTD

MOSTEN ALLOY CO., LTD.

CANGZHOU MAIRUI STEEL PIPE CO., LTD

HEBEI JINSHENG PIPE FITTING MANUFACTURING CO., LTD

ZHUZHOU JIABANG REFRACTORY METAL CO., LTD

YUYAO JIACHI PIPE CO.,LTD

BAOJI TIANRUI NONFERROUS METAL MATERIALS CO.,LTD

HANGZHOU ROLL FORMING MACHINERY CO., LTD

HENAN LIWEI INDUSTRY CO., LTD.

LAKE METAL CULVERT CO., LTD.

SPEZILAL TUBE CO.,LTD.

TIANJIN SINOCOURAGE INTERNATIONAL CO.,LTD

HUAIAN MAOCHEN STEEL TUBE CO.,LTD

CANGZHOU ZHONGSHUN STEEL PIPE TRADE CO.,LTD.

HEI YAN INT'L DEVELOPMENT LIMITED