Shanghai Kaiyan Trading Co., LTD., headquartered in Shanghai, China. More than 20 years of industry experience in the field of used construction machinery. It is currently one of the largest suppliers and exporters of used machinery and equipment in China and the world. Shanghai Kaiyan mainly engaged in second-hand mechanical equipment, such as excavators, loaders, forklifts, crushers, bulldozers, graders and so on. The factory has more than 3000 sets of machinery, the main operating brands are Komatsu, Caterpillar, Volvo, Dousan, Sany, Kobelco, Lynx, Toyota, TCM, Sumitomo and so on. Due to reliable product quality, excellent after-sales service and integrity of the principle of management, won the praise of customers at home and abroad. At present, our