Longkou Junheng Auto Parts Co.,Ltd. Established in 2004,Longkou Junheng Auto Parts. Co.,Ltd. is the leading and professional manufacturer and exporter of brake disc rotors and brake drums from Longkou city,Shandong Province,China. We specialize in produce brake discs and brake drums for all kinds of passenger vehicles ,light commercial vehicles,as well as heavy duty truck ,makes includes in American Cars,European Cars,Japanese Cars,Korean Cars, etc.We offer extensive range of more than 3000 part numbers for all kinds of cars.We can produce conventional brake discs, as well as high performance discs,slotted and drilled brake discs. Customized design is available.