Big data asset trading, big data financial derivative data design and related services. The types of data include twelve types of big data, such as government, medical care, finance, enterprises, e-commerce, energy, transportation, commodities, consumption, education, socialization and society. The big data trading center mainly includes big data asset trading, big data financial derivative data design and related services. The Big Data Exchange will provide data futures, data financing, data mortgage and other services for data providers, establish a credit evaluation system for the data of both parties to the transaction, increase the traffic of data transactions, and speed up the flow of data.