Energy conservation as the starting point of the work, what are the advantages of the mechanical parking device industry in this regard ? How to pay attention to the coordinated development of the environment? The necessity and importance of the three-dimensional garage industrial development is reflected in which areas? China's urban static traffic situation is grim. China's per capita effective occupation of land resources is quite shortage. According to the information that in the mega-cities in China, per capita land is of 61.55 square meters, while Europe and the United States and Japan come to 836.5 square meters. The difference between the two is a full 12.6 times. China's urban per capita road area is of 4.22 square meters, while the developed countries of 21.4 square meters.