Well there goes truth in advertising

[preferred u]

The Keiretsu system as Finnbow stated was not unlike General motors and Ford who owned a lot of their suppliers in years past. GM Owned Delco Remy AC Delco, Delco electronics, Harrison Radiator Packard electric ,New Departure Hyatt,Frigidaire,Fisher body,Saginaw gear, and many others Ford also owned many of its suppliers Visteon and Philco ford come to mind. But as Merrylander points out above the cost/quality relationships of auto manufactures and suppliers varies .