Profile: Shanghai Jizhong Metal Material Co., Ltd. is a manufacturer of springs, steel wires and seam rippers. We are an ISO 9001 certified company. We also manufacture flat wires, coil springs, brush wires, die springs, and disc springs. Our spiral springs can be used for auto seat recliners and auto window regulators. These are available in the height from 0.8 mm to 6.0 mm and width from 2 mm to 40 mm. We can also make spiral springs according to the samples and drawings provided. We can manufacture various specifications as per the requirement. Our nickel plating steel wires are available in the dimension from 0.4 mm to 2.5mm. These are widely used for battery and small springs & available in round shape. Our flat steel wires are available in various thicknesses such as 0.6 mm, 0.7 mm, and 0.8 mm. Their widths are available in 3.1 mm, 3.2 mm and 3.3 mm. These are used on sweeper to sweep the road. We are fully equipped with various equipments & facilities including microscopes, testing machines, projectors, fatigue testers, and indentation machines.