(http://media.il.edmunds-media.com/buick/envision/ns/buick_envision_r34_ns_33111_196.jpg) GM and its Chinese partner Shanghai Auto collaborate on the development of a small plug-in hybrid crossover for the Buick brand. The Envision concept was developed at the Pan Asia Technical Automotive Center (PATAC). The production version likely will share underbody components with the Chevrolet Captiva.
Source: Buick Envision Teased: 2011 Shanghai Auto Show (http://www.insideline.com:80/buick/buick-envision-teased-2011-shanghai-auto-show.html)