produces Drill Pipe,Slick Drill Collar,Spiral Drill Collar,Integral Heavy Weight Drill Pipe,Integral Spiral Heavy Weight Drill Pipe,Kelly,Casing,Tubing and line pipe for oil well and gas well drilling. Best ...

Our company not only has modern production assembly lines for producing drill pipes, drill collars, non-magnetic drill collars, spiral drill collars, heavy weight drill pipes, Kellys, tool joints, casing, tubing and so ...

Jiyuan Sanhe Zhengyuan Petroleum Machinery Co., Ltd. is a high-tech enterprise specializing in manufacturing drilling tools for petroleum and geological exploration. The main products of the company are slick drill ...

line, experienced and high-ability outstanding professional and managerment. The product including electronic steam shower room, complete shower room, simple shower room, luxurious massage bathtub, ordinary bathtub, ...

line, experienced and high-ability outstanding professional and managerment. The product including electronic steam shower room, complete shower room, simple shower room, luxurious massage bathtub, ordinary bathtub, ...

Shenlong Petroleum drilling tools Co.,Ltd,a Sino-US joint enterprise,is one of the leading manufactures of high quality drilling tools in mainland China.As a quality-prusuing company,we manage our production line and ...

Slick Drill Collar, Spiral Drill Collar, Non-Magnetic Drill Collar, Heavy Weight Drill Pipe, amongst others. Shenlong has a staff of over 300 , half of whom hold college degrees in related fields, with 2/3 having had ...

Zibo Taide Ceramics Co., Ltd, a joint venture with the Italian Wegao Industry Coup, having introducing the presently advanced ceramic production lines and possessing the fixed assets of 10 million US dollars, covers ...

line. The gauges are as follow: 3.5G、5G、7G、9G、12G、and 14G. Our monthly production ability is about 80,000 pcs. We produce sweaters which made by cotton ，ramie, wool, tiger ...