$BTC 1, after being supported near the previous low of 74500, rebounded and overall remained within a descending triangle. As the current downward trend remains strong, the main operational strategy is to short-sell, primarily referencing the descending trend line.

2. The risk-reward ratio should be maintained above 1:1, and the stop-loss point is primarily based on the descending trend line. If the price breaks out, there is potential to form a double bottom, which may alleviate the bullish situation; the dividing line for long and short positions is primarily the descending trend line.

3. The average stop-loss standard is 1600 points, mainly due to the current market's high volatility, where smaller stop-losses are easily triggered. Given that the stop-loss point is 1600 points, it is advisable to choose a smaller leverage to control risk, and one should avoid high leverage.