Soviet-style communism is still Western, while Chinese-style Communism is Asian.
Your argument is basically saying not every insect is a bug, but all bugs are insects. Not every Authoritarian Regime is communist, but all Communist regime is authoritarian.
Sure, there is Islam more authoritarian than any communist regime in the past, and while the "cultural revolution", the "color revolution", and other subversive efforts come and go - Islam keeps its own version forever.
China is Communist because its central planning. The same nonsense the Biden regime is doing with Climate Change, COVID responses, border policies and with countless other. Here in the USA the power and the arrogance of the Federal government is slowly converting the USA into Communism.