My understanding was that the red bull car was brught in in 2010 for a show.
https://www.autoevolution.com/news/webber-does-red-bull-showdown-for-thai-king-28558.html
Then this F1 race for Thailand all of a sudden came up very soon after a certain Red Bull heir had more than just a regular run in with a policeman, that may have involved a Ferrari on 3rd Sept 2012.
At the time it was rumoured that bringing an F1 race to the country, which would have been looked upon as such a great gift to the country that there could be 100% immunity for a young family member, without that young family member having to go into self exile (aka going on the run)