Industrial torsion spring is a kind of mechanical spring with various products and strict quality requirements. It is widely used in bridge construction, national defense construction, large-scale mechanical equipment spring and non-standard spring with high requirements. It is mainly used in ship dock spring, industrial valve spring, industrial vibration isolator spring, check valve spring, mine spring, etc. Xinyi industrial torsion spring has long-term experience in developing, designing and producing high-quality industrial springs of various kinds and 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 needs of construction machinery spring.