what is digital currency backed by Knowledge graph

1. Content of the Central Economic Conference: Implement more active and promising macro policies, expand domestic demand, and promote the integrated development of scientific and technological innovation and industrial innovation.I think it will be called back tomorrow if there is no heavier content.I think it will be called back tomorrow if there is no heavier content.

1. Content of the Central Economic Conference: Implement more active and promising macro policies, expand domestic demand, and promote the integrated development of scientific and technological innovation and industrial innovation.Second, combining the above information with the technical trendI think it will be called back tomorrow if there is no heavier content.

I think it will be called back tomorrow if there is no heavier content.2. After-hours news, NVIDIA came out and spread it, which was untrue.