Hello, dear, if it fails, you can directly choose to re-select the QR code to refresh. Generally, the QR code scanned by the login account is time-sensitive. If you don't scan for a long time, it will expire. Refresh the next page, scan the code and log in as soon as possible.

If it still doesn't work, it is recommended to download or restart the phone again, and then enter the APP again to open the QR code. "Medical Education Management" APP software is a tool used by health personnel for attendance, teacher evaluation and after-class assessment in academic training activities. Effectively meet the needs of health personnel to participate in academic activities.