[CathyRyan]

Could they be keeping people of life support longer? Could a cultural thing be going on here? Anyone have a guess?

[per loin]

Hong Kong has had a continual flow of new cases. That dilutes the "death rate" for a while. But notice on the Hong Kong chart how the death rate increases as the rate of hospitalization increase slows. I reckon the minimum Hong Kong death rate to be above 7%.