cryptocurrency is a, Knowledge graph

First, the concept of robotThe first board: University of Technology Yake, Rongji Software, Fudan Fuhua, Join-Cheer Software.10 days and 9 boards: Rishang Group.

4 days and 3 boards: Keli sensing.3 days and 2 boards: Fuda shares.4 days and 3 boards: Keli sensing.

7 days and 5 boards: Fenda Technology.3 days and 2 boards: Fuda shares.Fourth, the digital economy