Products：Rods&Casing Core Barrels Diamond Products
If you have any questions about our products,
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Add:Hancheng industrial park, Tangshan city,
Hebei province, China
Marketing management department：
In 2016, Jinshi was 20 years old.
In 2016, the 20-year-old Jinshi - do not forget the original heart, continue to move forward, do the earth gas geological drilling service enterprise, become a global first-line brand.