The cost for materials refers to the investment in raw material from the supplier for mass manufacturing of the product. Some manufacturers will ensure low cost of materials of Auto Spring through detailed investigation to the domestic market and foreign market. They will negotiate with the suppliers to ensure a stable supply of different ingredients through long-term contracts. The price may fluctuate owing to the market demand or seasonal change, but it basically remains stable to help customers gain business profits.

Dongguan Yongqiang spring hardware Co.,Ltd. prides ourselves in manufacturing the exquisite medical spring which has gained much reputation in this market. Yongqiang's Medical Precision Lathe is various in types and styles to meet the different needs of customers. The product is designed for rigorous working conditions. Its excellent mechanical properties enable it to work stably in low and high temperature, humid environment, or corrosive conditions. It has a powder-coated polished finish for maximum durability. An empty area comes across as boring and empty but this product will take up spaces and covers them up leaving a complete and full of life house ambiance. It is carefully ground, which guarantees no burrs on its edges.

Custom torsion spring are the tenet we are based on. Welcome to visit our factory!