Engel and Robertson pose for photos in front of a BMW vehicle at the 2014 Beijing Auto Show, on April 20. [Photo provided to chinadaily.com.cn]

BMW i3, the first all-electric series vehicle produced by BMW i, makes debut at the 2014 Beijing Auto Show, on April 20. [Photo provided to chinadaily.com.cn]

A BMW products professional gives a detailed presentation of the exhibit to a visitor at the 2014 Beijing Auto Show, on April 20, which is a highlight of BMW this season. [Photo provided to chinadaily.com.cn]