Regarding this phenomenon, Nie Zhenbang had anticipated it early on, a grand cake worth hundreds of billions. This was an irresistible temptation. Just how large could the industrial chain of the automotive city be? Here, there is a striking piece of data that can serve as a reference. Take Detroit as an example, being the world-renowned largest automotive city. The entire city, centered around the automotive manufacturing industry, has gathered major related industrial sectors such as steel, instrumentation, glass, plastics, and tires. The workers employed for this purpose exceeded three hundred thousand people.