Bitcoin ($BTC ) has shown the characteristics of a bull market: the price rose rapidly and then fell sharply, forming a V-shaped reversal, causing losses to both long and short parties, and the price fell rapidly and then rebounded quickly. Last night's rise was dazzling, and the subsequent fall was frightening and tingling. At present, the price of Bitcoin remains above $66,600. Due to the high volatility of the market, please be sure to do a good job of risk management.