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202120328709X Permanent Magnet Synchronous Motor Test Fixture - Utility Model Patent Certificate (Signature and Seal)
202122834924X - Utility Model Patent Certificate for an Automatic Control Device for Industrial Fans (Signature and Seal)
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2019202825204: A Low RPM, High Air Volume, Safe and Energy Saving Industrial Fan with Protective Function
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2019202832797 A low speed, high air volume, safe and energy-saving industrial fan for easy installation
2021203196387 Industrial Fan Remote Control Device - Utility Model Patent Certificate (Signature and Seal)
2021203198594 Industrial Fan Installation Structure - Utility Model Patent Certificate (Signature and Seal)
2021203198611 A New Industrial Fan Arc Buffer Structure - Utility Model Patent Certificate (Signature and Seal)
2021203287901 Industrial Fan Motor Magnetizing and Cooling Structure - Utility Model Patent Certificate (Signature and Seal)
2021203296953 Permanent Magnet Synchronous Motor for Direct Drive External Rotor Industrial Fan - Utility Model Patent Certificate (Signature and Seal)
2021220891381- Utility Model Patent Certificate for a Structure to Prevent Fan Falling (Signature and Seal)
2021228349112 Industrial Fan Blade Utility Model Patent Certificate for Easy Disassembly and Assembly (Signature and Seal)
2021228355325 An energy-saving permanent magnet synchronous motor for industrial fans - utility model patent certificate (signature and seal)
2021228386751 Patent Certificate for a Noise Reduction Fan Blade - Utility Model (Signature and Seal)
2021229081106 A Kind of Fan Blade Anti Drop Safety Device - Utility Model Patent Certificate (Signature and Seal)
2021230260770- Utility Model Patent Certificate for a Driving Integrated Structure of a Large Fan (Signature and Seal)
2021230298960 Industrial Fan Damping and Buffering Device - Utility Model Patent Certificate (Signature and Seal)
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