Based on vast industrial experience and 18 Years export history we excel in manufacturing best performing tools that never fail to industrial experts. Given the requirements of up to the mark Used Crane and used cranes we have specifically designed our manufacturing system to deliver only the best. extnsive machines (shanghai)co., ltd Private Limited operates under Have Own Export License and is globally recognized as masters of Used Crane owing to the optimum functioning and make. Since 2002, our exceptional services similar to that of a well renowned Used Crane Wholesaler and Retailer and best in class used cranes helped us gain Australia,Canada,Sweden,Singapore,United Kingdom crossing export ratio value of US$5 Million - US$10 Million. In terms of annual value we produce in the industrial sector we are rewarded back with yearly profit of Approx 2 Million US Dollar which can be concluded as a hard earned result for a professional enterprise that was first introduced in Shanghai, Shanghai, China with initial business capital of US$50 Million.