The Study On The Urban-rural Planning System Of TianJin In The Transitional Period

China has entering an important process with rapidly growing economy and varying social structure since reform and opening to the outside world, which is embodied in the following two aspects. For one thing it indicates the change from the agricultural society to the industrial one, the other is the economy change from the planned economy to market economy. Rapidly increasing economy promotes effectively urbanization course. Since 21 century, urbanization course goes into rapid epacme, So that the effective reforms as valid means to adjust and control development speed should be taken to establish urban-rural planning system are helpful to resolve the practical difficulty during such process.This treatise is based on the transitional period and current situation of urban-rural planning system in Tianjin. And the influence of city planning in this transitional period and the reason why its planning system should be drawn up again is also analyzed. Further more the most important issue in establish planning system is pointed out and the divisional planning and sub-regional planning and detailed directive planning unit are contrast and balanced. Summarized the advanced experience from the overseas developed country and coastal city of our country, the elementary urban-rural planning system has been put forward, even three planning proposals with different feature have come into being. So the most optimal plan is definite among them, and such planning includes the planning division and its necessity and other content. It is characteristic as patulous ply rating and interactive time-space relationship.