Qingdao ranxi industrial development co.,ltd. Professionally manufactures all kinds of alloy wheels, it is located at Qianwan industrial Zone,Huandao district, Qingdao city, Shandong province. all products of our company have passed the ISO9000 and ISO/TS16949 Quality management System Certificate, their performances are confirming to Germany "TUV" and American "SFI" international standards ...