There are several kinds of streaming media messages.

The so-called epidemiological investigation is to find out the time distribution, the spatial distribution of the roads traveled by the respondents, the people they met, the population distribution, and what happened in every important time in the past. Grasp and analyze the epidemiological distribution of infectious diseases, so as to find the law and take measures to control the epidemic situation.

Recommend the National Anti-Fraud Center APP, which is a software that can effectively prevent fraud and quickly report fraudulent content. When receiving a phone call from a suspicious person, a short message sent by the other party, or a website included in the content of the suspicious short message, or installing a suspicious APP application, it can intelligently identify the identity of the liar and give an early warning, greatly reducing the possibility of users being deceived.