Deeply ingrained in the Chinese culture is the concept of the
Mandate of Heaven.
Communism was just another phase of governance with Xi as the new emperor. Chinese dynasties stress during climate changes and collapse. Be it drought, plaque and famine.
Chinese Dynasties Collapsed During Solar Minimums
The one child policy was devastating to Chinese demographics. Many have pointed out the policy has been reversed. True. That did not translate into flipping the reverse demographic pyramid. Urbanization has resulted in fewer children. Now consider the vulnerable population suffering from the new coronavirus. The Chinese social meeting complaints about older family members suffering are being ruthlessly censored.
China itself has kept the communists in power based on the Mandate of Heaven. That can and will change rapidly.