First of all, after opening an account, you need the next trading day to log in for trading. During non-trading hours, such as closing in the afternoon, the server of the futures company is closed and it is impossible to log in.
If this happens to Wenhua Finance Software, you can click "Optimal Transaction Network Management" when logging in and choose a server with faster network speed;
This situation may also happen to the mobile network customers of Master Boyi. It is recommended that customers download our "Full Netcom Edition of Boyi Master", and there will be no problem.
If the above methods still fail, I can show you the specific reasons for this situation remotely.