The rebound brought by the four-hour dawn star is a rebound during a decline, not a reversal. The main market is still in a range-bound adjustment. The short-term trend in the next four hours is highly likely to form a head and shoulders bottom pattern. There will be some volatility around the Federal Reserve rate decision in the early morning. Everyone should be cautious and vigilant. The market is very simple: as long as you can control yourself and avoid frequent trading, operating within the range will help you outperform most people. Don't fall before dawn. The medium-term key level for Bitcoin is around 85,500. If Bitcoin really forms a head and shoulders bottom in the short term, then attention should be paid to whether the weekly K-line will form a head and shoulders top pattern in the future.