The three most important components of fascism are extreme authoritarianism, extreme reduction of personal liberty and state-sponsored racism.
Even in this country there are a surprising number of fascist Trump supporters who support major socialist reforms because populism is a great tool to make people back fascist leaders.
If the trains run on time a certain percentage of the population will believe Mussolini is doing a good job.
But that last part was exactly what happened.
I thing you over blowing the hive mind loyalty of the chinese people to the party, the majority of than are not MAGA heads. They know since Mao's Cultural Revolution and Tiananmen Square that the CCP ain't on their side, but abiding is better than summary execution or vanishing in the pits of a secret prison.
The fact the Han population ain't doing almost nothing for the Uyghurs is simple, they ain't us. Same as the "Brave patriots" that invade the capital were in disbelief when they stared get maced and shot at.
The Us vs Them phenomenon happens in ALL societies in a different scales of ugliness.