72 hours visa free for Sydney will flying to Rome via Guangzhou and Wuhan

I am from Sydney will flying to Rome via Guangzhou and Wuhan (2 stops),I will apply STPC service from airline for long layover time. The same when flying back from Rome also stop in Guangzhou and Wuhan for transit,layover time in Guangzhou will be 23 hours also also apply STPC service from airline.

Do I need apply entry visa ? or I can enjoy 72 hours free transit ?

Kind Regards,
Betty Nham