At 8:00 on August 21st, Beijing time, the ChaiNext 100 index, which reflects the overall trend of the cryptocurrency market, reported 939.38 points, down 1.67% in the past 24 hours, with a turnover of 30.354 billion US dollars. The turnover decreased by 3.52% compared with the previous 24 hours. Among the 11 rises, 89 fell; the ChaiNext 5 index, which reflects the performance of the blue-chip cryptocurrency, reported 829.04 points, down 1.49% in the past 24 hours, with a turnover of 25.961 billion US dollars, a 4.08% decrease from the previous 24 hours; the Bitcoin Bubble Index ( The BBI index is at 88.61 points, down 0.90% in the past 24 hours; the USDT OTC Index is at 99.93 points, up 0.04% in the past 24 hours. Bitcoin prices are still operating within the shock zone. Yesterday's callbacks were weaker in terms of both price changes and trading volume, and bullish trays were more willing.