Hinge, Mechanical Door Lock, Detachable Hinge manufacturer / supplier in China, offering Cl240 Zinc Alloy Electric Distribution Box Chassis Cabinet Door Hinge, Cl240 Zinc Alloy Switchgear Distribution Cabinet Enclosure Industrial Hinge, Cl203-3 Zinc Alloy Industrial Machinery Sets Door Shafts Removable Hinge (Left/Right) and so on.