Double-girder Hook Gantry Crane are available for general service, such as loading, unloading, lifting and transferring working in outdoor storage or on railways.

It consists of four main parts, namely, the bridge structure, the travelling mechanism, the trolley and the electric equipment, the bridge is welded structure of box-type, individual drives are adopted for travelling mechanism on each end of the crane. All movements of the crane are controlled form the cabin. Either rigid shapes of steel (angles or tees) or flexible insulated cable shall be selected to be utilized as runway conductors and proposed in the order by the purchaser.