1.Carbon brush for household machines : hair dryer, mixer, vacuum cleaner, washing machine, source juice machine ,whisk, juicer, soymilk, and for other household appliances2. Carbon brush for automotive motor industry:Starting , generator , Wiper , Air conditioner , electric window driving , Seat adjustment , Mirror motor , Electronic brake , Radiator fan , electronic steering, headlight steering , Blower fan,heater fan , Cooling water tank radiator ,and for other auto eletronic machines .3. Carbon brush for power tools : Weeding machine, electric drill, angle grinder, electric saw, hammer, cutting machine, electric saw, planer and for other electrical tools .4. Carbon brush for other industry : Pump, car batteries, motorcycle, yacht pumps, toys, electric door, fitness equipment, aerial photography and so on.