Utility Model Patent Certificate

Utility Model Patent Certificate

Utility Model Patent Certificate

Utility Model Patent Certificate

Utility Model Patent Certificate

Utility Model Patent Certificate

Utility Model Patent Certificate

25th invention, an oil-free multi-stage permanent magnet speed reducer, electric system and power generation system 05.06

2021 Uniformly water-dispersing counter-flow cooling tower 2021206994124

2021 A cooling tower with excellent heat exchange effect 2021206965530

2021 Noise-reducing Cooling Tower 202120697075

2021 Water-saving and Environmentally Friendly Cooling Tower 2021206967521