On June 26, when Zhang Hui, the head of the ant Jinfu blockchain, talked about Facebook's digital cryptocurrency Libra, he said that the whole society should treat this matter with an open and cautious attitude. Zhang Hui said, "We are very concerned about this matter. We also attach great importance to the blockchain field. Before that, we have done research and technology exploration for several years, and accumulated the most patents and quite a lot of landings. Application. We feel that the whole society should look at this matter with an open and cautious attitude.” He believes that the greatest value brought by the blockchain is the use of technology to reconstruct the trust mechanism, which will have a profound impact on the future financial and business world.