Market Overview - The main indices showed mixed performance today, with the Shanghai Composite Index increasing by 0.17%, while the Shenzhen Component Index decreased by 0.77%, and the ChiNext Index fell by 1.62% [1] - Among the Shenwan first-level industries, steel, oil and petrochemicals, and media sectors performed well, while defense and military, telecommunications, and comprehensive sectors lagged behind [1] Concept Sector Performance - Overall, sectors such as consecutive boards, board hitting, and film and television concepts performed relatively well; in contrast, digital currency, financial technology, and power battery concepts showed weaker performance [1]