The invention discloses an Internet of Things big data management method for an industrial park. The method comprises the following work operation processes: 1, establishment of a park integrated management module; 2, dividing a park integrated management module; 3, carrying out installation and experiments of related equipment according to the drawing, and ensuring normal operation of the equipment; and 4, performing permission division according to the management hierarchy. According to the method, the flow of creating the data index database is set, after authority verification, warehouse management personnel with the authority can input warehouse-in and warehouse-out update data of the warehouse, when verification is passed, the input warehouse-in and warehouse-out data can be transmitted to the index update data set for subsequent processing; and if errors occur in the data input process, the data is input wrongly, so that the verification operation cannot be passed, at the moment, the verification module can return the input data to the step of data input, the input mistakes are displayed, input personnel are reminded to correct the input data, and the correctness of updated data is ensured.