China is only an economic 'superpower' because a segment of the Wall Street elites allowed that to happen. Once that is no longer the case, China will rapidly be kicked back to the 解放前 era - dirt poor and destitute.
Ho Ching and her 'strategic investments' in Ant Group, Ping An, Luckin Coffee etc will be flushed down the toilet. When that happens even a 20% GST might not be enough to recoup the losses.