Information-typed policy tools are some means or ways with information attribute which governments take in order to achieve policy goals in the process of policy formulation, execution and feedback. They are one of important means to environment governance, and are a new method to environment governance after control and market tools. Urban environment governance in China is a part of environment governance, and of course information-typed policy tools are one of important means to urban environment governance in China. Information-typed policy tools play important roles that mandatory control...