you need provide a copy of your old chinese visa, but if you don't have old chinese visa copy, I think you can apply Chinese visa as you first time to apply chinese visa.
your old US passport is no use for Apply Chinese visa
if there was no old chinese visa in it.
you need provide a copy of your old chinese visa, but if you don't have old chinese visa copy, I think you can apply Chinese visa as you first time to apply chinese visa.
you need provide a copy of your old chinese visa, but if you don't have old chinese visa copy, I think you can apply Chinese visa as you first time to apply chinese visa.