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 TIANHE OIL GROUP HUIFENG PETROLEUM EQUIPMENT CO., LTD.- Main Products: Manufacture of Down hole Tools, Casing, Drill Stem Subs, Stabilizers, Drill Collars, Kellys, Heavy Weight Drill Pipe, Drilling Accident Handling Tools, Kelly Valves, Downhole Motors and Jars
- Business Type: Manufacturer,Trader
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Heilongjiang, China |
