handong Mingdao Heavy Industry Machinery Co., Ltd. is mainly engaged in the design, manufacture,installation and maintenance of single girder overhead cranes(LD Models), Double Girder Overhead Cranes (LH,QD etc),gantry cranes(MH,MDG..),Jib cranes(BZ,QZ,MZ etc）, frequency inverter cranes, Explosion-proof series cranes(LB,QB etc), Cranes with grab bucket, Low headroom Hoist, Electric Winches,