• - coal mine
• frequency control system of main fan
• coal storage and shipment control system
• slime water treatment control system
• sewage treatment control system
• coal preparation plant control system
• monitoring system
• air compressor frequency conversion and energy saving control system
• belt conveyor control system
• mine hoist system
• - power plant
• boiler control system
• blower pump frequency conversion control system
• dual power system
• - building materials
• cement fan frequency conversion and energy saving control system
• cement grate cooler frequency conversion and energy saving control system
• cement industry air compressor frequency conversion and energy saving control system
• - shipyard
• frequency conversion power supply
• crane
• ship air compressor frequency conversion and energy saving control system
• - paper
• main drive
• auxiliary drive
• - centrifuge
• top-suspended centrifuge frequency conversion control system
• horizontal bowl scroll discharge centrifuge frequency conversion control system
• - Other industries
• Chemical pharmaceutical
• Municipal engineering
• glass production line automation control system

dual power system