Urban Diseases Can be Considered a Non-equilibrium Self-organization Process in the City. Seven Performances of Urban Problem are Teased in the Paper. It is Proposed that Administration of Urban Problems Should Take the Comprehensive Management of the Means，Which Include Considering the Negative Externality to Reasonably Control the Scale of City，Realizing the Optimization of the City Spatial Pattern，Improving the Structure of Regional Governance System，Developing a Balanced Public Service，Giving Full Play to Share Untwining Function of New Town.