The big data industry chain covers a wide range, and the upstream is the basic support layer, which mainly includes hardware supply such as network equipment, computer equipment and storage equipment. In addition, the related cloud computing resource management platform and big data platform construction also belong to the upstream of the industrial chain;

Based on massive data resources, the middle reaches of big data industry provide auxiliary services around various applications and market demands, including data transaction, data asset management, data collection, data processing and analysis, data security, and data-based IT operation and maintenance.

Downstream of the big data industry is the big data application market. With the continuous improvement of big data research technology in China, at present, big data in China has been widely used in government affairs, industry, finance, transportation, telecommunications, spatial geography and other fields.