أنابيب صناعية - الصين

HQ PIPELINE CO.,LTD

HUZHOU BAOHUA STAINLESS STEEL TUBE CO.,LTD

C&N PIPELINE LIMITED

TENGZHOU SHENGRONG ROTARY JOINT CO., LTD.

JINAN AOWEI MECHANICAL EQUIPMENT CO., LTD

TIANHE OIL

TIANJIN ZHONGDELI STEEL PIPE MANUFACTURING CO,. LTD

SHANXI MINDEO METAL CO.,LTD.

HEBEI YUANCHENG INDUSTRY CO. LTD

ANHUI WILSON IMP AND EXP CO.,LTD

XIAMEN TENFEI INDUSTRY

SHANDONG LUHAI PETROLEUM EQUIPMENT CO., LTD

ERICCO INTERNATIONAL LIMITED

SHANGHAI AKAN NEW-TYLE BUILDING MATERIAL CO., LTD.

HEBEI JINYAODE PIPE FITTING CO.LTD

WENZHOU VALPE VALVE & PIPE CO., LTD.

ZHEJIANG ZHUJI AOSEN MACHINERY CO.,LTD

JIANGYIN MAISUN METAL WORK CO.,LTD.

DINGXIANG XINCHANG FORGING CO.,LTD

FRD CANGZHOU FU FUI DA PIPELINE EQUIPMENT CO.,LTD.

SHINING INDUSTRIAL ENTERPRISE (CHINA) CO., LTD

ZHANGQIU YU BIN PETROCHEMICAL FITTINGS FACTORY

HEBEI SHENZHOU STEEL PIPE MANUFACTURING CO., LTD, GUANGZHOU BRANCH

SICHUAN JOHOLE INDUSTRY CO., LTD.

ZHEJIANG MAILON VALVE CO LTD

CANGZHOU LEADER TRADING CO.,LTD.

CHONGQING ULINE STEEL CO.,LTD

ZHANGQIU AIGUO FORGING CO.,LTD

LANZHOU HAIMO TECHNOLOGIES CO., LTD.

RODAFF FLUID TECHNOLOGY (SHANGHAI) CO., LTD