Our company has been granted authorization and announced by the National Intellectual Property Administration for another 13 patents, receiving “Utility Model Patent Certificates.”
Dec 08,2022
Our company has been granted authorization and announced by the National Intellectual Property Administration for another 13 patents, receiving “Utility Model Patent Certificates.” As of September 2020, our company has obtained a total of 1 “Invention Patent Certificate” and 23 “Utility Model Patent Certificates.”

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Our company has achieved outstanding results in PetroChina’s annual bidding project.
On April 6, our company achieved outstanding results in the “New Access Project for PetroChina’s 2022 Drilling Tools Internal Blowout Prevention Equipment (Check Valves and Plug Valves)” and the “New Access Project for PetroChina’s 2022 Drilling Tools (Drill String Stabilizers).” Among the dozens of companies that participated in the bidding, our company ranked first in the plug valve project, second in the check valve project, and fourth in the drill string stabilizer project.