Established in 1998, Morteng Technology(Shanghai) Co.,LTD. is a joint venture. Our company has good ability of development. We believe in honesty and innovation and deal with concrete matters related to work. Our company specializes in producing and selling all kinds of carbon brushes, brush holders, slip rings and constant pressure springs made of stainless-steel, commutators and their spare parts used in all kinds of imported and exported motors. We also manufacture all kinds of carbon products, such as seal rings, scrapers used in air-pumps, carbon sticks and high purity carbon. These products consist of 5 sorts, more than 120 varieties and 3000 specs. Our products are used in various industries, such as railway traction, petrochemical, automotive, aerospace, metallurgical, port/harbor, power generation, aerospace, power tool, and rubber and battery car.