The hinge is used for connecting two solid objects, allowing the rotation between them. The product is composed of the male part and female part. The male leaf is installed on the door panel and the female part is fixed on the door frame. This product is available in several materials including the zinc alloy, stainless steel, plastic, iron, etc. It can be made in customized specifications. Our product is mainly applied in the industrial field for generator, electronic cabinet, communication cabinet, network cabinet, transportation vehicle, construction machinery vehicle, etc.