How long does it take for China Mobile to report fraud by SMS?

First of all, have you caused any losses? Without causing losses, the general police will not deal with it. Secondly, how much will you lose even if you are cheated? It's not big, and the general police won't handle it. Finally, the amount of fraud is large, even if the police accept it, if there is no relevant clue or it is inconvenient to handle it in different places, the time limit for handling such cases is quite long or impossible.