MH Model Electric Hoist Girder Gantry Crane is used together with CD MD Model Electric hoists．It is a track travelling small and medium—sized crane．Its proper Lifting weight is 5 to 20 tons．Proper span is 12 to 30 meters，its proper working temperature is -20℃ to 40℃．
This product is a regular crane widely used at open ground and warehouses to Iqad，unload or grab materials．It has two controlling methods，namely ground controlling and room controlling
