1. Introduction The Subject Basis of Urban Risk Management 2. The Concept of Urban Risk 3. The Classification of Urban Risk 4. Relative Laws And Regulations on Urban Risk Management 5. The Principal Part and Key Mechanism of Urban Risk Management 6. Urban Risk Prevention and Control System, and Ability Construction 7. Key Flow and Technology in Urban Risk Prevention and Control 8. China"s Practice on the Construction of Safe and Tenacity City