Then you know nothing of how China operates its military or its intelligence gathering apparatus. Ask any of the parts of the world that disagree with China about their sovereignty…
What I see is this: https://en.wikipedia.org/wiki/List_of_countries_with_oversea...
As I've already said, I never claimed china are the good guys. Just that they aren't the worse guys.
And why would you see enemy tanks on an island? What you do see are many many Chinese ships and planes, constantly violating Taiwanese air and sea boundaries.