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Patent certificates

27 years of professional customized gear transmission manufacturers, high-speed teeth, bevel gears for 10 consecutive years into the domestic gear industry top three, has been awarded 45 national invention and utility model patents

A dust-proof and anti-aging multi-layer radial maze structure.

2021-06-17 Source:Original Views:1456

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023-47852899 / 023-68185200

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