Dalian Shenglong Machinery Co., Ltd.(DSL©) is located in Dalian Wafangdian, the romantic city at the south tip of Liaodong Peninsula in China, where the transportation by sea, land and air is all very convenient. The factory occupied area is about 150,000 m2 ,in which there are  60,000m2 construction area, with over 500 sets of production equipments and over 1000 employees.   Main products of Dalian Shenglong Machinery Co., Ltd.(DSL©) are undercarriage parts for excavator and bulldozer like track chain, track shoes Assy, track roller, carrier roller, sprocket, idler and recoil spring.   Dalian Shenglong Machinery Co., Ltd.(DSL©) is professiona...