Changzhou AnDeFu Gas Spring CO.,LTD is located in Changzhou city ,which is in Yangtze River,a highly developed economic zone in eastern china. ADF has developed gas springs and cylinders for seating, automotive, other consumer and industrial appliances .Our company operates advanced automatic products line and testing equipment and also has excellent staff, experienced managers and technical staff. Our theme is “Honesty, creativity and perfection”. We are pioneers in the development of modern e