午评：沪指跌0.1% 短剧游戏板块领涨 海南自贸板块领跌

Market Overview - The Shanghai and Shenzhen stock indices opened lower on December 30, with the Shanghai Composite Index experiencing fluctuations and a slight decline of 0.10% to close at 3961.21 points, with a trading volume of approximately 530.4 billion yuan [1] - The Shenzhen Component Index rose by 0.23% to 13568.09 points, with a trading volume of about 764 billion yuan [1] - The ChiNext Index fell by 0.06% to 3220.56 points, with a trading volume of around 339.5 billion yuan [1] Sector Performance - The gaming, C2M, and cloud gaming sectors showed strong gains at the opening, while precious metals and non-ferrous metals sectors faced declines [1] - By midday, sectors such as short drama games, chemical fibers, and engineering machinery were leading in gains, while sectors like non-ferrous metals, C2M, digital currency, and oil also saw significant increases [1] - The Hainan Free Trade Zone, newly listed stocks on the Sci-Tech Innovation Board, and BC battery sectors were among those with notable declines [1] Export Trends - In the first eleven months of 2025, China's power transformer exports are projected to reach approximately 44 billion yuan, reflecting a year-on-year growth rate exceeding 45% [2] - Saudi Arabia has become the largest export market for Chinese power transformers, surpassing the United States, with exports exceeding 5 billion yuan and a year-on-year increase of over 100% [2] Wind Power Outlook - The domestic and overseas wind power demand outlook for 2026 is optimistic, with expectations for new domestic wind power installations to reach 130-140 GW, continuing growth from the previous year's high base [2] - The growth in domestic wind power is primarily driven by onshore installations, while offshore wind power is expected to see a significant increase in new installations compared to 2025 [2] Internet Infrastructure Development - The Ministry of Industry and Information Technology has issued guidelines to accelerate the innovative development of national new-type internet exchange centers, focusing on deploying cutting-edge technologies such as AI, 400G/800G optical transmission, and quantum communication [4] - The initiative aims to enhance network switching efficiency and intelligent operation levels, supporting the development of key common technologies through collaboration among industry, academia, and research institutions [4]