The special-shaped torsion spring is one of the spring categories with various product specifications. It belongs to non-standard spring and is designed and customized according to the customer's needs. The process of this kind of special-shaped torsion spring is complex and needs special customized mold production. This kind of special-shaped torsion spring is widely used in industrial machinery, elevator equipment, auto parts, bridge construction, national defense construction, large machinery and equipment, Xinyi spring has long-term experience in the development, design and production of all kinds of springs and different materials, and continuously pays attention to the improvement of production process. Our core competitiveness is reflected in the spring product design and development capabilities, strict quality control, good delivery and service, all our efforts to meet your mechanical spring needs.