Answer:
Step 1: New dynasty is considered to have Mandate of Heaven.
Step 2: Dynasty declines/becomes corrupt, power weakens.
Step 3: Disasters occur (floods, famines, invasions, etc.)
Step 4: Old dynasty is seen as having lost Mandate of Heaven.
Step 5: Dynasty is overthrown through rebellion/revolt
Step 6..The last period is the decline of the dynasty, both politically and economically, until it finally collapses.
These are the 6 Steps of Dynsty cycle