The mobile lifting gantry is a new type of small lifting gantry developed according to the daily production needs of medium and small factories, facades, outdoor and other daily production needs, such as handling equipment, warehouse import and export, lifting and maintenance of heavy equipment and material transportation. Suitable for manufacturing molds, auto repair factories, mines, construction sites and occasions where lifting is required. The advantages of the mobile gantry are its mobility, quick disassembly and installation, and a small footprint. It can be transferred to another site for installation and use with a miniature car. The width and height can be adjusted in stages, and the steel frame design is reasonable, which can bear the weight from 100 to 5000KG. Especially suitable for the installation, handling and debugging of workshop equipment. The installation method of the mobile gantry is simple and the operation is convenient.