1. Refresh Page: The page cannot be loaded normally due to unstable network connection or other reasons, resulting in repeated submission. Try to refresh the page, fill in and submit again.
2. Clear the browser cache: the browser caches too much data, resulting in abnormal page display or repeated submission. Clear the browser cache, and then reopen the browser to operate.
3. Confirm whether the system has received the evaluation: contact the system administrator or technical support personnel to confirm whether the evaluation has been received, and ask how to cancel the evaluation submitted repeatedly.