what are bitcoins based on, Overview

Regarding today's A-share market, I would like to emphasize once again to avoid being invisible to retail friends:

Today's A-shares go down as scheduled, will the Yangxian line be reversed in the afternoon? Ahai is a veteran for more than ten years. What should we do next?

Today's A-shares go down as scheduled, will the Yangxian line be reversed in the afternoon? Ahai is a veteran for more than ten years. What should we do next?