Group 1 - The core viewpoint of the article indicates that raw sugar prices have rebounded due to short sellers covering their positions, with the March contract closing at 14.50 cents, maintaining support despite previous downward pressure [1] - The focus is now on the resistance level at 15.30 cents, where a successful breach could indicate a depletion of buying momentum [1] - Domestic spot markets remain weak, with overall trading activity being low, suggesting that some inventory is being used to fill supply gaps, influenced by the realization of profits from futures-spot arbitrage [1] Group 2 - In the Liuzhou market, the contract for 26013 experienced increased volatility and trading volume, with the closing price around 5340, indicating that sellers are reducing positions while referencing strong resistance [1] - The market is currently in a range-bound phase, with expectations of a potential pullback after any upward movement [1] - The 2601 sugar futures contract saw a rebound amid reduced positions, with the hourly level approaching a significant resistance at 5380, and attention is now on the strength of the rebound at the minute level [1]

The provided content does not include any quantitative models or factors, nor does it discuss their construction, evaluation, or backtesting results. The report primarily focuses on market analysis, sector performance, and style rotation, particularly the Q4 reversal effect. It does not contain any relevant quantitative modeling or factor analysis content to summarize.