No.43 West Diming Street, Mudanjiang City, Heilongjiang Province of China Mudanjiang, Heilongjiang
We are an oilfield tools? manufacturer since 1973 .Main products: drill pipes, collars, kellys, heavy weight jars ( drilling or fishing ) & shock absorbers, Stabilizers, Hole openers, reamers, subs, Kelly valves safety valves, inside BOP, cup tester, ...
drill collars, HWDP, kellys, stabilizer, jars, shock absorbers, fishing tools
