I can’t close my window. Can I leave over the weekend nonetheless?

No! Even in dry Beijing unexpected bad weather can ruin your room and adjacent apartments when open windows are left unattended. Call your landlord for help, don’t force it since the window might break.

I made a huge burn mark on my desk. Can I put a blanket over it and leave China?

No! Don’t try to cover up. The landlord trusts you and us and such a behavior  might damage this trust. If you inform the landlord a good solution will be found. If not, we will contact your university to get

I broke stuff in the apartment. Who has to pay for it?

Most repairs are rather cheap in China (windows, mirrors, etc), but for bigger equipment (e.g. a clogged toilet beyond any hope that needs to be replaced in full) you are required to have damage insurance, which you then should inform