This entire campaign could last months and this would give China's enemies prolonged time to ally themselves and begin to wage an economic/political and diplomatic war, without forgetting that the possibility of waging a military conflict cannot be ruled out. In any case, the Russian example in the case of China would apply, the speed with which NATO allies were ready to unify actions to punish Russia is a case study.
If you are interested:
China’s Potential Lessons from Ukraine for Conflict over Taiwan
The Peshmerga and other military groups like SDF were that army for the CJTF–OIR, culminating in the elimination of ISIS around the latest offensives like the Battle of Baghuz Fawqani.