The clean mobile crane is also called the clean mobile gantry. The clean gantry is a new type of small crane developed according to the daily production needs of medium and small factories (companies) for handling equipment, warehouse in and out, lifting and repairing heavy equipment and material transportation needs. Gantry. The clean gantry crane is suitable for dust-free occasions such as electronic workshops, food workshops, photovoltaic photovoltaics, liquid crystal panels, lithium battery films, etc. Commonly used in the production workshop for material transportation and construction personnel up and down to realize the mechanization of hoisting. It can reduce manpower, reduce production and operation costs, and improve work efficiency.