1. Since April 14, 2002, all kinds of schools and kindergartens in country-specific ones have started to use campus network links.
2. About 654.38+0.04 million 520 thousand parents of primary and secondary school students can report the health code, travel code and body temperature of the students who live with them with one click by scanning the campus phone every day, which is simple and quick, and has won unanimous praise from the whole society.