A股尾盘再度回落翻绿，创业板指跌0.73%，油气、化工板块全线走强

Market Overview - The market opened lower but rebounded before closing in the red, with the Shanghai Composite Index down by 0.25%, the Shenzhen Component Index down by 0.33%, and the ChiNext Index down by 0.73% [1] - The total trading volume in the Shanghai and Shenzhen markets was 2.15 trillion yuan, a decrease of 30.5 billion yuan compared to the previous trading day [1] Index Performance - Shanghai Composite Index closed at 4065.58, down 0.25% with a trading volume of approximately 2.18 trillion yuan [2] - Shenzhen Component Index closed at 13906.73, down 0.33% with a trading volume of approximately 1.25 trillion yuan [2] - ChiNext Index closed at 3236.46, down 0.73% with a trading volume of approximately 259.57 billion yuan [2] - The North 50 Index increased by 0.90% to 1520.89, with a trading volume of approximately 179.10 billion yuan [2] Sector Performance - The chemical sector showed strong performance, with stocks like Cangzhou Dahua, Jinniu Chemical, Baichuan Co., and Baihehua hitting the daily limit [2] - The solid-state battery concept stocks also saw gains, with Kosen Technology and Dingsheng New Materials reaching the daily limit [2] - The humanoid robot concept was active, with Wuzhou Xinchun, Liancheng Precision, and Tianqi Co. hitting the daily limit [2] - Oil and gas stocks rebounded, with Zhuan Oil Co. hitting the daily limit [2] Declining Sectors - The consumer sector experienced a collective decline, particularly in the liquor and tourism hotel segments, with Huangtai Liquor hitting the daily limit down [3] - AI application stocks weakened, with Zhejiang Wenlian hitting the daily limit down [3]