ZZ JINKANG INTERNATIONAL TRADING xxxxx a professional petroleum equipment supplier in China. We dealing import and export business on oil and gas equipment. Our main products are drilling,rig series, well controller, production test equipments and related varieties of accessories as well as the all kinds of Valves,pipe line, well head equipemnt, tubing & casing, drilling collar,drill pipes, sucker rod, sucker rod pump, pump unit,tools xxxxx