Street Address: No. 2030 East Nanhu Road, Changchun, China
City: Changchun
Province: Jilin
Country/Region: China
bmw
High Technical Standard 1 ：Material: American standard G3000 2 ：Casting process: fully controled timing management, less inner stress to avoid braking shaking problem. 3 ：Machining: brake surface precision machining that run out less than 0.03 mm 4 ：Balancing: OEM standard less than 80g.cm for good dynamic balancing. 5 ：Surface coating: different kind of E-coating to avoid of rust on non-brake surface for longer using life.