MAR Hoisting Machiner Limited Company is a professional waste hydraulic grab bucket gantry crane, European single and double girder cranes and other lifting machinery design and manufacturer of new, the company is headquartered in Hangzhou, about three hours ' drive from Shanghai Airport. Company since its inception, has been committed to the development and innovation of hoisting machinery, with "overspeed brake lifting device", "the new crane high weighing accuracy" 6 invention, utility model patent. Production of waste hydraulic grab bucket gantry crane, technology has been in the domestic leading position, the new European style cranes is the industry leader.