This is the 151st most frequent Chinese word.
管理
"Management" or "to manage."
Here, '管理' (management) is used as a noun referring to the act or process of managing a project.
他精通于项目管理。
He is proficient in project management.
'管理' (manage) is used as a verb indicating the action of organizing or controlling something, in this case, employees' working hours.
公司需要更好地管理员工的工作时间。
The company needs to better manage employees' working hours.
In this context, '管理' (management) again functions as a noun, referring to an area of study or expertise related to administration and control.