海南板块，集体爆发

Market Overview - The A-share market showed mixed performance with the Shanghai Composite Index turning positive while the ChiNext Index fell over 1% [1] - Trading volume significantly decreased, with the total transaction amount in the Shanghai and Shenzhen markets reaching 1.38 trillion, a reduction of 175.5 billion compared to the previous trading day [1] Sector Performance - The thorium-based molten salt concept stocks surged, with Baose Co. and Hailu Heavy Industry hitting the daily limit [1] - AI application stocks remained active, with Jishi Media and 37 Interactive Entertainment also reaching the daily limit [3] - The coal sector strengthened again, with Antai Group achieving 7 limit-ups in 13 days [3] - The Hainan Free Trade Zone sector continued its strong performance, with multiple stocks like Roniu Mountain hitting the daily limit [3] - Quantum technology concept stocks experienced fluctuations, with Shenzhou Information reaching the daily limit [3] - Conversely, battery concept stocks collectively declined, with Haike Xinyuan dropping over 15% and Shanghai Washba hitting the daily limit down [3] - Gold concept stocks showed weak performance, with Chaohongji hitting the daily limit down [3] Closing Summary - At the market close, the Shanghai Composite Index rose by 0.05%, while the Shenzhen Component Index fell by 1.06% and the ChiNext Index dropped by 1.37% [3]