usefulness of cryptocurrency, Block

GosbelI have been involved in this stock for four months, and I know that this stock is grinding people.In terms of individual stocks:

Buy back half of the chips sold yesterday on dips today.After the close of December 13th.

In terms of individual stocks:What is more grinding than Beiqi Blue Valley is Industrial Fulian, which broke its position and fell today. It is in line with the law of the stock market that will fall for a long time. The lower gap 20.58 will be tested.