Ambulatory surgery has been vigorously promoted in China while there is a lack of unified management norms. Shanghai has a long-term pilot operation of ambulatory surgery in China, which has a certain management foundation. And it has actively promoted the standardized management since 2014. This article introduces the development and preparation of the Shanghai local standard The Hospital Management Specification of Ambulatory Surgery and the main structure and key technical content of the standard, in order to promote the standardization of ambulatory surgery management for reference.