Earth business service system of meteorological satellite

The invention relates to the technical field of meteorological satellites, and provides a meteorological satellite earth business service system, which comprises a data acquisition module used for acquiring basic data; the data processing module is used for carrying out data preprocessing on the basic data; and the data product service module is used for issuing and providing data product service to the user. The data processing module comprises a data preprocessing unit, and the data preprocessing unit further comprises a multi-resolution cloud picture time encryption component used for generating time-encrypted multi-resolution cloud picture data; the high-resolution cloud picture data reconstruction component is used for generating spatial high-resolution cloud picture data; and the visible light cloud picture generation component is used for generating visible light cloud picture data by using the infrared cloud picture data. According to the method and the device, the functions of performing encryption p