$BTC 70u challenges the road to return to 7000u, currently 450, BTC fell sharply that day, it was affected by the big brother, otherwise it would be at least 1200u, and it has also lost part of the bottom-fishing in the past few days, but yesterday 66700 shorted 65400 rolling position and still made a little profit

to:66600 four-hour Bollinger band middle track retracement closed negative

65400 four-hour fell below 30-minute ma120 and continued to fall