期指：驱动偏真空，震荡依旧

Report Summary 1. Report Industry Investment Rating - Not provided in the given content 2. Core View of the Report - The driving factors for stock index futures are relatively empty, and the market will continue to fluctuate [1] 3. Summary by Relevant Catalogs 【期指期现数据跟踪】 - On December 15, all the current-month contracts of the four major stock index futures declined. IF fell 0.64%, IH fell 0.08%, IC fell 0.88%, and IM fell 0.82% [1] - On the trading day, the total trading volume of stock index futures decreased, indicating a cooling of investors' trading enthusiasm. Specifically, the total trading volume of IF decreased by 3,944 lots, IH increased by 5,638 lots, IC decreased by 20,021 lots, and IM decreased by 25,231 lots. In terms of positions, the total positions of IF decreased by 8,509 lots, IH decreased by 693 lots, IC decreased by 9,710 lots; and IM decreased by 11,978 lots [1][2] - The report also provides detailed data on closing prices, price changes, basis, trading volume, and positions for various contracts of IF, IH, IC, and IM [1] 【趋势强度】 - The trend strength of IF and IH is 1, and the trend strength of IC and IM is 1. The trend strength ranges from -2 to 2, indicating the degree of bullish or bearish sentiment [6] 【重要驱动】 - China's economic data for November was released. The added value of industrial enterprises above the designated size increased by 4.8% year-on-year and 0.44% month-on-month. The service industry production index increased by 4.2% year-on-year. The total retail sales of consumer goods increased by 1.3% year-on-year but decreased by 0.42% month-on-month. From January to November, fixed asset investment (excluding rural households) decreased by 2.6% year-on-year; excluding real estate development investment, it increased by 0.8%. Real estate development investment decreased by 15.9%, and the sales area of new commercial housing decreased by 7.8%. In November, fixed asset investment (excluding rural households) decreased by 1.03% month-on-month, and the national urban survey unemployment rate was 5.1%, unchanged from the previous month [7] - In November, 8 out of 70 large and medium-sized cities saw month-on-month increases in new commercial housing prices, up from 6 in October. Xiangyang and Hefei led the increase with 0.3%. Beijing, Shanghai, Guangzhou, and Shenzhen saw changes of -0.5%, +0.1%, -0.5%, and -0.9% respectively. The sales prices of new commercial housing in first-tier cities decreased by 0.4% month-on-month, with the decline expanding by 0.1 percentage points. The sales prices of new commercial housing in second- and third-tier cities decreased by 0.3% and 0.4% respectively, with the decline narrowing by 0.1 percentage points. The sales prices of second-hand housing in first-tier cities decreased by 1.1% month-on-month, with the decline expanding by 0.2 percentage points. The sales prices of second-hand housing in second-tier cities decreased by 0.6% month-on-month, the same as the previous month [8] - The Party Committee of the China Securities Regulatory Commission conveyed and implemented the spirit of the Central Economic Work Conference. It emphasized formulating a "15th Five-Year Plan" system for the capital market, cultivating high-quality listed companies, promoting long-term assessment of long-term funds, developing equity public funds, and strengthening risk monitoring and control. It also plans to deepen the reform of the Growth Enterprise Market, implement the "1+6" reform measures for the Science and Technology Innovation Board, and promote the high-quality development of the private equity fund industry [8] A-share Market Performance - The three major A-share indexes declined with shrinking trading volume. The computing power hardware industry chain generally fell, while the big consumption and insurance industries strengthened. The Shanghai Composite Index closed down 0.55% at 3,867.92 points, the Shenzhen Component Index fell 1.1%, the ChiNext Index fell 1.77%, the Beijing Stock Exchange 50 fell 1.09%, the Science and Technology Innovation 50 fell 2.22%, the Wind All A fell 0.63%, the Wind A500 fell 0.59%, and the CSI A500 fell 0.73%. The full-day trading volume of A-shares was 1.79 trillion yuan, compared with 2.12 trillion yuan the previous day. The CPO concept, shipbuilding, lidar, film and television theater, and computing power hardware concepts declined. Dairy stocks rose significantly, liquor stocks rebounded, insurance stocks strengthened, and the retail concept was active [9]