Situated in the well-known port city Ningbo in China, Ningbo Rock Machinery Manufacture Co.,Ltd was founded in 2007, specializing in the manufacture of construction machine undercarriage part----track shoe plate.Though not established for a long time, NRMM has earned good reputation from our customers for Superior Quality, Compertitive price, Excellent Service and Fast Delivery.Two years' development has witnessed NRMM'S surprising development speed and potential, with annual turnover soaring to USD15,000,000, production capacity over 1000,000 pcs/year, establishing sound business relations with customers from USA,Italy,Indonesia, Singapore, Brazil, South Korea etc. NRMM now has more than 100 staff overall, 30 experienced technicians, with a professional sales team to promote our products all over the world. 
NRMM offers a wide choice of OEM quality products from pitch 101mm to 228mm, applicable for many renowned machinery makes and models as CATERPILLAR, KOMATSU, HITACHI, VOLVO, HYUNDAI, DAEWOO, KOBELCO SUTIMOTO, etc
NRMM only use top class Hot-rolling alloy steel as raw material,employing special heat treatment processes to guarantee excellent mechanical properties , high strength and superior wear resistence to bending and breakage for longer product life.
All NRMM personnel share quality consciousness . Rigid quality control measures are integrated into NRMM's each production process, material elements analysis, technical performance testing, aperiodic sampling at various stages. 
A bigger new factory occupying 30,000SQM is about to be finished and put into use.NRMM continues to make a major investment in expanding its manufacturing base , upgrading R&D facilities ,striving to provide our customers with high quality products as well as quality services.