1. Check whether the account number and password are correct: Make sure that the account number and password you entered are correct. If you are not sure, you can try to reset the password or contact the platform customer service for consultation.

2. Clear the browser cache: Sometimes the browser cache will cause login problems. You can try clearing the browser cache and then log in again.

3. Contact the customer service of the platform: If the above methods fail to solve the problem, you can contact the customer service of the cloud employment service platform of Shenyang University of Chemical Technology for help and solutions.