China Futures Market Monitoring Center Co., Ltd. (China Futures Monitoring, formerly China Futures Margin Monitoring Center) is responsible for unified account opening, margin security monitoring and settlement information inquiry in the futures market.

Generally, when you open an account, you will receive the inquiry password of SMS, and you can log in to the monitoring center to inquire (if not, ask the futures company for it).

So it is very simple to tell whether a futures account is true or false. You can try to log on to this website.