BTC 1D Bull Bear Boundary Line At the position of 90500-92000, once the neck line of the large M-shaped structure breaks through, it cannot fall back again. Therefore, maintaining the price above 90000 is beneficial for bullish confidence, and there is still a possibility of further upward movement. If it falls below, the breakthrough fails, and the position of 88800 may rebound again, but if it rises again, it will face significant selling pressure. If it fails to break through again, it will form a deeper downward correction, which means it is over