Data service construction system and method based on water affair data platform

The invention provides a data service construction system and method based on a water affair data platform. The system comprises a collection module, which obtains basic information and configuration parameters of a to-be-created application program interface; a creating module, which is used for creating an application program interface and storing the created application program interface in an interface library; a database, which is used for storing service data; an interface calling module, which comprises a retrieval unit for obtaining a retrieval application and retrieving in the interface library according to the retrieval application to obtain a retrieval result; an application unit, which is used for acquiring a calling application, wherein a user selects the corresponding application program interface according to the retrieval result and initiates the calling application; and an auditing unit, which is used for an administrator to authorize the calling application so as to allow the user to use the