Browser problem, it is suggested to change the browser temporarily, which can be activated automatically. After recharging, if you are not used to using it, use the original browser again, and there will be no problem of missing signature parameters.

If the page prompts "Missing signature parameters" during the payment operation, it may be that the installed digital certificate has expired. Please delete the digital certificate and reinstall it on this machine. If the problem still exists after reinstalling the certificate, it is recommended to clear ie cache and try the payment operation again.