On account of its opaqueness, there is no clear understanding of chinese capabilities as well as intentions.
As you would know china invaded and occupied Tibet and East Turkistan. Chinese continue to assert their rights on these occupied lands.
china have a record contributing to irresponsible proliferation of weapons to pakistan, north korea and darfur regime.
I am sure you would have noted the delirious joy that chinese media, mouthpiece of chinese leadership expressed post Sept 11 attacks.
china's strategic concerns remains prevention of alliance between india, pakistan, afghanistan and america, australia and japan.
The strategic perspective of US government is different from yours. Though they dont talk much about it, there is commitment to cut china down to size.
Cutting china down to size will also contribute to global prosperity and peace.