量化择时周报：市场于周二再度重回上行趋势，保持积极-20251228

• The report introduces a timing system that uses the distance between the 120-day long-term moving average and the 20-day short-term moving average of the WIND All A Index to determine market trends. The short-term moving average is above the long-term moving average, with a distance of 3.38%, which is significantly greater than 3%, indicating the market has returned to an upward trend[2][6][11] - The "profitability effect" is used as a core indicator to assess market conditions. The current market trend line is at 6237 points, and the profitability effect is 3.12%, which is significantly positive, suggesting the upward trend is likely to continue[5][7][11] - The "Mid-term Distress Reversal Expectation Model" signals a focus on retail, tourism, and other service-oriented consumption sectors[5][7][11] - The "TWO BETA Model" continues to recommend the technology sector, with a focus on domestic computing power and commercial aerospace[5][7][11] - The "Industry Trend Model" indicates that sectors such as communication, industrial metals, and energy storage are maintaining an upward trend[5][7][11] - The valuation metrics for the WIND All A Index show that the PE ratio is at the 85th percentile, indicating a relatively high level, while the PB ratio is at the 50th percentile, indicating a medium level[5][7][11] - Based on the "Position Management Model," the report suggests an 80% equity allocation for absolute return products using the WIND All A Index as the primary stock allocation benchmark[5][7][11]