Got an invention patent certificate for “a rotary seal for air compressor and its preparation method”

2025-10-14

On August 5, 2022, our company got an invention patent certificate with patent number ZL202210077343.2 for a rotary seal for air compressor and its preparation method.
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Good news! Our company's API Q1 has successfully passed the annual review.

2025-10-14

Congratulations to our company for successfully passing the annual audit of the Q1 quality management system by the American Petroleum Institute (API).
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Our company's ISO14001 and ISO45001 certifications have successfully passed the annual audit

2025-10-14

Our company's ISO14001 and ISO45001 certifications have successfully passed the annual audit
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