Management is rough, and quite a few leaders are dirty, so it is difficult to swear in public. A male engineer was scolded and cried in public, and he left directly. Don't consider what he can't accept.
Leave and overtime must be approved by the general manager, so it is required to write once a month, but it is not necessarily approved. Once it exceeds one month, the salary will be deducted. It is useless to write too much. You are not allowed to report overtime at ordinary times, and you can only report 8 hours on weekends.
The company has a working system of 7 15. Usually, it buys work supplies out of its own pocket and organizes annual meetings out of its own pocket.
All of the above are based on the facts that have happened.