老故事二次发酵，大涨大跌背后是吉是凶？

Group 1 - The market experienced significant volatility with major indices showing drastic fluctuations, particularly in sectors like cement, steel, and photovoltaic, indicating a cautious outlook [2][3] - Two new market changes were noted: increased volatility and a significant rise in turnover rate, suggesting strong trading activity and substantial disagreement between bulls and bears [2] - The current market valuation is at approximately the 80th percentile historically, indicating that the overall market may not be cheap [2] Group 2 - Despite government initiatives to support families financially, related sectors have shown a muted response, raising questions about market dynamics [1]