Cabins in over hand travelling cranes are developed based on the human engineering principles. They have reliable security protection devices and comfortable operating environment, the wide field of vision, and the use of advanced welding technology and manufacturing processes .So that the whole cab appearance of smooth and beautiful. All doors and windows are up to seal anti-vibration requirements.With the whole use of CNC machine tools for processing cold-rolled steel plate after the welding,It appear smoothly and the structure is intensity enough.Structural characteristics: 1. Large space, good field of vision etc. 2.Very high-quality welding. 5MM tempered glass windows,fixed With high-quality rubber moldings , Aluminum window frames for mobile windows .Standard configuration: Overhand light, wall fans Selectable configuration: bells, fire extinguishers etc.