1. Check the shift schedule: the company will make the shift schedule for the next month at the beginning of each month and post it or send it to employees. You can check the shift schedule to determine the night shift and the day shift.
2. Consult the supervisor or human resources department: If you don't know how to check the shift schedule or have other problems related to the shift schedule, you can directly consult the supervisor or human resources department for corresponding help and guidance.