In the process of public data opening, personal information protection is the primary task and important guarantee to promote the development of digital economy. Due to the deficiencies in the design of laws and regulations, management system and mechanism, technology application and other aspects, the current public data opening has many risks in the collection, storage, opening and operation stages, such as excessive collection, leakage, abuse of personal information, disputes over property rights distribution, etc. It is necessary to take governance thinking as the guidance to prevent and respond from the dimensions of good governance, rule of law, common governance, separate governance and intelligent governance.