Details of our wheels :1.material :aluminum alloy wheel rims 2.aluminum alloy wheels 3.equipment:22 low pressure casting machines and 20 suction casting machines 4.quality guaranteed:3 years at least 5.output capacity :3,000,000 pieces one year6.finishing/painting :S,B,G,HB,HS,MS,MB,MG,CHROME,VC,ect7.certifications:ISO.TUV,VIA,SFI,TSE8.small..