8: 30 to 18. Starting work at 8: 30 in the morning can ensure that employees have enough time to wash and eat before going to work, and avoid affecting work efficiency due to time constraints. Starting work in the afternoon 15 can provide employees with sufficient lunch break, which will help them to regain their energy and improve their work efficiency. As a government agency, the working hours of the Education Bureau should also be consistent with the national legal working hours.