The core concept of data intelligence is composed of "data" and "wisdom" formed by data. A large range of data first attracted people's attention in the IT industry. The rapid development of network and digital economy attracted people's attention to data. A wide range of data has become a prominent feature of this era, and is changing our way of thinking. Because "big data not only means the size of the volume, but also means that research methods prefer to use new and various types of data to obtain information, study with data and make decisions".