6. Night market analysis strategy on the 21st: The Bitcoin Aunt K-line pattern shows a rapid decline after a recent price increase on the daily level, currently oscillating around 2420 and 103400, forming short-term signs of a bottom. On the 4-hour level, the previous large bearish candlestick was accompanied by high volume, followed by a slight rebound, but overall remains in a weak position. In terms of technical indicators, both DIF and DEA are below the zero axis in the 4-hour cycle and continue to diverge downwards, indicating a clear bearish trend, but the green bars are shortening, suggesting that the downward momentum is weakening.

Evening operation suggestions for Bitcoin $BTC : oscillate around 102800 to 103300, target around 104800! Ethereum $ETH : oscillate around 2390 to 2410, target around 2460!