Eth's low-risk long and short opportunities appear at three positions in the chart: One is the low support area of 25052479 in the early 4-hour pattern, go long, stop loss 2456 The second is the early insertion position. The main entry area is 23422314, long, and stop loss is 2286 Thirdly, there is a short selling opportunity in the top area of the box, with 26542682 short selling and 2700 defensive