Henan Energy Group Kaifeng Air Subsidiary Three Technologies or National Patents

Recently, the patent for the separation and recovery of argon and methane in synthetic ammonia release gas from the application of the Henan Nenghua Group Kaifeng Air Subsidiary was granted by the State Intellectual Property Office. In addition, the step-end face ring groove machine tool cutter and the cylindrical membrane wall full symmetry group have been granted utility model patents for two patents for tooling.

Automotive Tools

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We have a wide range of products under this category. In addition to car products, we also have boat covers.

And we have all kinds of special cover you need, and the color and material are various, of course you can also customize, we can meet all your requirements.

Automotive Tools

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