The paper involves in establishing an urban credit system integrating with governments’ credit-led，enterprises’ credit-focused and individuals’ credit-based，and provides related thoughts and practical methods from perspectives of theory and practice.This is benefit for improving the residents’ morality，promoting the cultivation of socialist spiritual civilization and establishing the social atmosphere of mutual trust and benefit；conducive to transform the governments’ functions，improve governments’ management mode and establish long term management mechanism；favorable for the formation of unified，open and orderly competitive market system and the flow of commodities and production factors；and helpful to optimizing Guangzhou’s investment and trade environment，forestalling and defusing transaction risk effectively，and continuing an multi-directional，multilevel and wide-range opening to the outside world，and further promoting Guangzhou’s economy development and social civilization progress.