... ,eastern Asia ,Mid east , south America ,Southeast AsiaCertificateISO9001-2000 quailty system certificationRaw-materialsQ345B(45#), Q235B(A3#), 16Mn etcHeat treatmentHigh frequency hardening ... ,GTO110,GARELLIESTR 10R, JUKI DRIB ,SMASH110◊◊◊ADVANTAGES Renqiu City Huading Automobile Parts Co., Ltd is a major manufacturer specializing in motorcycle sprocket products ...