Changzhou Double Spring Machinery Co., Ltd.
ChangZhou Double Spring Co., Ltd. Was established in 2010, it is a specialized manufacturer which dedicated to gas spring research and development, production and sales. With a high degree of professional guidance, successively developed various types of gas spring, a total of four series more than 300 varieties, application in car, furniture, machinery, medical treatment, the ships, the farm machinery, construction machinery, dustbin and other industries.