(I hope it will be helpful to those children's shoes who want to practice through Java development projects~1. Set the login interface, select the role, enter the user name and password, and log in. 2. After entering, there are five large modules and exits. (1) Employee information management: employee basic information: deletion, repair and search of employee basic information. Add New Employee: add basic employee information. Personnel deployment: protects personnel deployment related information and can be queried. (2) Part of information management: Part of information: adds, deletes, repairs, and searches part of information. (3) Reward and punishment management: employee reward and punishment information: add, delete, repair and search employee reward and punishment information. (4) Teaching and training management: training type: protect teaching and training types. Training records: protect training records. Trainers and achievements: protect the staff participating in teaching and training and their achievements. (5) Attendance Management: employee attendance entry: enter employee attendance records. Employee Attendance Query: query employee attendance records. (6) System management: protect the basic information of users, and add, repair, delete and operate user accounts. 3. Click Exit to exit the system.)