This standard stipulates the processes and requirements that should be followed in each link of the data warehouse development process of the big data platform of the Guangdong Provincial Department of Science and Technology, and is for use by the person in charge of data warehouse management and the corresponding development/operation and maintenance vendors. 1. Specifies the modeling terms and descriptions of technology platform data warehouses, and explains the abbreviations. 2. The data model of the data warehouse is defined. The logical data model of the data warehouse is designed in accordance with the third paradigm, and the entity-relationship model of the IDEF1X symbol system is determined. 3. The subject areas were determined and divided into subject areas such as personnel, units, technology projects, technology business, qualification certification, and technology awards.