we are specialized in all kinds of springs,  The main products are as follows: compression springs, extension springs, torsion springs, card springs, drum springs, concavo convex springs, pagoda springs, dish-shape springs, rectangular springs, square springs, snake-shaped springs, mould and other small pressings, usually used for series of vehicle, motorcar, sewing machines, industry and mine machines, traffic machines, electronic, home appliance, instrument meter, tour goods , elevators and etc.