what is digital currency backed by, Knowledge

[A-share afternoon comment on November 13: It is expected that the short-term will gain rapid support, and the market index will rebound slightly in the afternoon]

[A-share afternoon comment on November 13: It is expected that the short-term will gain rapid support, and the market index will rebound slightly in the afternoon][A-share afternoon comment on November 13: It is expected that the short-term will gain rapid support, and the market index will rebound slightly in the afternoon]