Tianjin Cinmea Technology Co., Ltd is a professional enterprise specializing in spring technology R&D.Benefits from its founder's over decade-long experience in spring design and manufacturing.The company owns multiple patents for products including open end springs and variable-diameter & stiffness springs.The manufacturing base is equipped with several advanced production lines, processing steel wire with a diameter ranging from 0.5mm to 95mm, and has an annual processing capacity of 18,000 tons.Our products are widely used in rail transit, automotive transmission systems, power station valves and other industries.