... absorber, door hinges and wiper, chair DiaoJiaoQi, air valve and electromagnetic valve; Office business machinery: copy machine, electrograph, ... printer, mail processor, etc.;Hydraulic components and valve: gear pump, piston pumps, vane pump, ball ... other hydraulic components etc.; Household appliances: refrigerator, air conditioner, cleaner, sewing machines, washer, microwave oven ...