Fascism is caused by systemic political and economic factors- basically when capitalist psuedo democracy runs out of runway and the capitalists choose to preserve capitalism over the concessions of bourgeois democracy.
If you care about democracy you have to join a socialist org and fight for socialism.
Just as a heads up, we don't like horseshoe theory here, which "authoritarian" falls under. Please refrain from horseshoe theory posting.
Also, factually, China isn't a dictatorship. They follow a proletarian democratic model that is significantly distinct from bourgeois democratic models.