It looks like the container was moved from a Thai trailer truck to a Vietnamese trailer truck because at the beginning of the video I saw a white truck with a Thai number plate and right-hand drive. Then I saw that the container had been placed on a left-hand drive green cabin trailer truck with a Vietnamese plate number.
You have watched this video and you think it is a Thai car and a Vietnamese car, but in this video it is a Thai car and a Cambodian car I want you to watch this video again, this is a Thai car and a Khmer car
From my 3yrs experience at my gas station of this happening several times here is that is almost guaranteed to be a Mexican thats speaks little or no English and is here illegally.