Speak to owner, ask. Management to force owner to terminate their contract when the time comes.

If u r renting and upstair is owner, den u hv to move out.
He stays there, u can't ask. Him to move.

U must be living in 20 to 30 yrs old building.

Get a lawyer to settle it. U have the right to have peace of time in your living area.

Actually ts, have u even spoke to the person above?
Or all this r just your assumption

Later ts kid big oredi run around, drop thing, cry shout fight disturb neighbour downstairs. I wan to see what he say.

Definitely to show who is more fierce and dominant.