Hinge, Drawer Slide, Furniture Leg manufacturer / supplier in China, offering Vacuum Pneumatic Baffle Valve Kf16/25/40 Pqd-Y Baffle Valve Vacuum Baffle Valve, Advanced Kf Series Baffle Valve for Efficient Vacuum Regulation, Manual Baffle Valve Kf16/Kf25/Kf40/Kf50 Vacuum Regulating Valve and so on.