Normally, they say expect strong aftershocks in the 3-4 days after the main one. But this keeps going on. Including a 6+ three weeks after. Just now another 5.9

It's unusual to stay active this long. Must be very straining on the nerves for residents there.

Is this (Hualien) the most active earthquake zone in the world? It'd hold the record for the last 10 years, you'd think.