Operational suggestions and directions for Bitcoin and Ethereum on the afternoon of October 18: From the market data on October 18, after yesterday's dip reached a low point, it quickly rebounded to the 107500 line, stretching nearly 4000 points: then today entered a narrow range, which is relatively consistent with the normal state on Saturday. From the current 4-hour level, the market data shows a balance of long and short forces, currently maintaining a dominant pattern of bearish candles, with the Bollinger Bands not changing shape, continuing to run downward. At the 1-hour level, the Bollinger Bands show a converging pattern, indicating that short-term volatility may not be large, and it is likely to enter a narrow range of fluctuations. Overall, the current situation is still weak. In the early morning, the layout for the current price of 107000 and 3830 short positions can be held, waiting for a fall. Therefore, the operational suggestion for the afternoon is still primarily to focus on short positions.