Shanghai Qianyuan specializes in wing opening flying wing boxes and has been engaged in the flying wing vehicle industry for 12 years. The company currently has over two to three hundred flying wing cars, also known as wingspan boxes or wingspan convertibles. Because the side wings of the box can be opened and raised 90 degrees. So it was named the Flying Wing Car. There is no difference in appearance between box trucks and wing trucks, but their respective advantages and disadvantages are evident in use. Flying wing cars can be divided into blue plate flying wing cars and yellow plate flying wing cars. The box truck is the predecessor of the flying wing aircraft, and the flying wing vehicle is an improved version of the box truck. Flying wing truck is also a type of box truck. However, flying wing aircraft are more advanced and suitable for the current development of logistics.