Metal Stamping Parts, Gas Springs, Hydraulic Dampers manufacturer / supplier in China, offering Custom Manufacturing Extension Traction Gas Springs for Machineries Use, Lockable Gas Springs, Blocking Lift Pneumatic Cylinder Apply for Furniture, Seats, Chairs & Sofa, Bumbersoll, Lifting Tables, etc., Controllable Blocking Lockable Gas Springs for Lifting Devices and Angle Adjustments. and so on.