Results fordrilling pipes: 2 Companies.
Hangzhou Hongli Pipe Machinery Co., Ltd. is a subsidiary company of Hangzhou Hongli Group, specializing in designing and manufacturing pipe tools. Hangzhou Hongli Group has two ...
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Established in 1992, Quzhou Sanrock Heavy Industry Machinery Co., Ltd. is a manufacturer specialized in the research, development and production of DTH drilling rig, Water well ...
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