Auto Expo 2020 Teaser. The 2020 Auto Expo is all set to begin this week. the Expo is one of the most-awaited and largest automotive event held in the country, once every two years. Ahead of its start on the 7th of February, here is a quick look at what to expect from the 2020 Auto Expo. Also find out which manufacturers are attending, what vehicles will be unveiled, showcased and/or launched.