Maybe you are talking about its modularity?
The eight main elements of its bodywork is interchangeable.
the front and rear bonnets, the two doors, the sills and the bumpers are respectively identical,Made of synthetic material.
After decades ,Chinese car company Chery made another disaster horrible rubbish "Chery QQ Me " in 2009 , which copied the idea of "Modular Design of Components".
l don't think it's a wise idea ,unless we regard car only as a 100% tool without any mood to it.