The four-hour declines in these times are similar, all showing fluctuations within a range first, then breaking down, and then triggering a gate-drawing market. In the short-term trend of Bitcoin, the key neckline support is 57,600. If this support can be maintained, the price will fluctuate between 57,600 and 62,000; once it falls below this support, it may trigger a four-hour or even daily level decline gate-drawing market.