The trading strategy #交易策略误区 has many misconceptions. Some blindly follow the trend, lacking independent judgment and ignoring market differences; some overly rely on historical data, failing to consider environmental changes, and fall into the backtesting trap; others trade frequently, increasing costs and missing trends. In addition, some traders have overly heavy positions, neglecting risk control, and do not set stop-loss or take-profit orders, ultimately leading to significant losses. Rational trading must avoid these misconceptions and build a scientific strategy.