Our company is a private technology enterprise that engaged in the research, development and production of cold roll forming moulds, moulds for welding pipe, round cutting blades, magnetic bars high-frequency as well force rollers igniting steel tube. Mould Factory our director unit China ...

Hebei Jointe Trading Co., Ltd. mainly supplying kinds of metal material or products, filter products and we also provide product searching service, for find proper chain. Products: fine stainless steel wire, yarn, tiny wires, knitting wire mesh, shock absorber anti vibration pad, engine ...

　Hejian Longyue Drill Bit Manufacture Co.,Ltd was established in 1990.We turned to production and research development of all kinds Petroleum drilling equipment for years.And mainly includes tricone bit, PDC core one-cone assembled bit large-caliber, drag drill pipe, collar, elevator ...