Our production base is located in Zhulin city ,Shandong Province,China.It covers an area of 70,000 sq.meters, in which 45,000 sq.meters are building area.We specializing in the undercarriage parts for construction and agricultural machinery. Our main products include Track Roller,Carrier Roller ,Front Roller and sprocket applied to hydraulic excavator, bulldozer,paving machine and agricultural machine, a great variety of over 1000 items. We serviced for Volvo and LG for many years , SANY and XCMG are our long-term partner.Pine, Our sales team is located in Jiading district Shanghai. With its fine design, well-manufactured for high quality ,Perfect management and satisfactory for customers, Our company is focusing on providing technical support and service for customers, Concentrated on the first -class international standard spare parts of construction machinery. High quality and Best service is our pursuit forever.