The formation of modern social stratum is not a purely natural process, but a common result of the development of many factors, such as economic society. Among them, the progress of science and technology are the important factors, because of technical innovation is bound to cause the change of the social, political, and cultural structure and system, leading to urban structure, industrial structure, employment structure, vocational structure, a series of changes, the final result in change of social class structure.

Cause economic and social progress in science and technology activities and productivity change, lead to the change of industrial structure, urbanization, causing the change of social division of labor, eventually leading to the emergence of a new social class structure.

But from the point of reality, on the one hand, professional and technical personnel of Beijing class scale is constantly expanding, but on the other hand, the growth of this class is also facing many difficulties, and more concentrated in the field of society, such as the pressure of the people's livelihood. This needs to be taken seriously and solved in urban management.