What does a large truck mean by yellow cards?
White is special car license plate (such as military vehicle, police car, license plate and racing license plate);Black is a foreign and foreign enterprises, from abroad to bring their own car license plate.
Blue is a small car license plate (including a small tonnage truck);Yellow is a license plate for a cart or farm vehicle, a license plate for a coach, and a test car for a new product;A motorcycle is also a yellow card;
The background of the license plate is blue, yellow, white and black. License plates vary in color for different types of vehicles
