Products：Rods&Casing Core Barrels Diamond Products
If you have any questions about our products,
please contact us!
Add:Hancheng industrial park, Tangshan city,
Hebei province, China
Marketing management department：
Jinshi won the two prize in national science and technology progress.
The company's honor has won the two prize of national science and technology progress, and the first prize of provincial and ministerial level two items.