Zigong hengji carbon brush factory was established in 2001. We insist on the spirit of "teamwork, fighting, creating and the development of science and technology". Hengji is an important manufacturer in the field of carbon brushes and graphite materials. Our products are widely used in automobiles, machinery, chemical industries, transportation and national defense. Our main products include various kinds of carbon brushes for automobiles and motorcycle motors and special carbon brushes like silver-graphite brushes, high purity graphite products, carbon graphite seal rings for...