> They want to wait when it's so obvious that Taiwan would lose and lose quickly that Taiwan simply gives itself up.
I agree they prefer a peaceful resolution but that would be in the form of Taiwan wanting to become part of China and deciding to reunify. It makes no sense to surrender without being forced to.
The reason China doesn't want to is because they want a peaceful reunification. They want to wait when it's so obvious that Taiwan would lose and lose quickly that Taiwan simply gives itself up.