• Invention patent
• Software certificate

• A power generation device for circulating water system
• Self exhaust device of water pump and water pump
• Self priming device of water pump
• An energy-saving circulating water system
• A recovery device for high-level potential energy of cooling tower
• An energy saving control device for water volume of converter oxygen lance circulating water system
• A pressure interlocking regulation control system for high and low pressure fluid pipeline
• An electrode plate protection device for frequent electrode reversal electrodialysis water treatment device
• A cooling device for waste tire cracking furnace
• A water turbine operating condition regulating device for driving cooling tower fan
• A uniform water distribution device for cross flow cooling tower
• Energy saving control device for cooling tower fan