Under maintenance. The reason why the graduate management system can't log in is that the system is being maintained. You can log in to the graduate management system later, or contact the academic affairs office to confirm the fault type and repair time. Jiangsu University, located in Zhenjiang City, Jiangsu Province, is a national key university jointly established by Jiangsu Provincial People's Government, Ministry of Education and Ministry of Agriculture and Rural Affairs in People's Republic of China (PRC). It is a Class A construction university in the "Jiangsu Province High-level University Construction Peak Plan".