It varies from different manufacturers who adopt different technology and work with different raw materials suppliers. In order to ensure the quality of Electronic Spring, it is necessary for a professional manufacturer to put necessary investment into raw materials selection before production. Except the well-selected material, the manufacture cost on it including especially high technology, labor investment, advanced equipment cost and so on is indispensable as well.

With experienced technicians and advanced equipment, we are a custom suspension springs manufacturer better than other factories. Dongguan Yongqiang spring hardware Co.,Ltd.'s auto spring series are created based on unremitting efforts. The manufacture of Yongqiang custom torsion springs complies with the destination market’s regulations. They include REACH directives, CPSIA, SASO, and AATCC. It can be hardened by heat treatment and is used where resistance to wear is required. The product has overload protection function for its components. During the design, it is built with a thermal overload relay to guard against the damage caused by long-term overload operation. It shows a perfect high tensile strength when being used.

Yongqiang's ongoing business concept is medical spring. Ask!