Abstract: City , as a social perspective that form from the comparing space centralization of economy, society and culture , its generator and development result from the exchanges and geographic concentration of all kind of social economic essentials. The city is not only a concentrate place of population but also a renter of all industries. The bound of urban layout and plans related to this article dates from the founding of new China since 1949, There has been a lot of peculiarities that are worthy of summing up on the theories, methods and practice of the urban layout created by the three generation leaders.