午评：沪指跌近2%，科创50指数大跌超5%，消费板块逆市活跃

Market Overview - The stock indices in the two markets experienced significant declines, with the Shanghai Composite Index dropping nearly 2% and falling below 3800 points, while the STAR Market 50 Index plummeted over 5% [1] - By midday, the Shanghai Composite Index was down nearly 2% at 3738.32 points, the Shenzhen Component Index fell by 2.37%, the ChiNext Index decreased by 3.2%, and the STAR Market 50 Index dropped by 5.38% [1] - The total trading volume across the Shanghai, Shenzhen, and Beijing markets reached 161.89 billion yuan [1] Sector Performance - The semiconductor and military sectors saw the largest declines, while insurance, non-ferrous metals, pharmaceuticals, and banking sectors also experienced downturns [1] - Conversely, sectors such as tourism, catering, retail, food and beverage, and textiles and apparel showed gains, with solid-state batteries and duty-free concepts being particularly active [1] Market Dynamics - According to Industrial Securities, the market has shown extreme structural differentiation recently, with volatility significantly increasing, reaching a new high since June 23 in the current upward trend [1] - The increase in volatility is attributed to the need for the market to digest and consolidate after a continuous rise, indicating that for the current "healthy bull" market to sustain, sectors must alternate and rotate upward [1] Future Outlook - Looking ahead, as new momentum sectors begin to flourish, there are numerous sub-sectors within the technology growth sector that warrant exploration, emphasizing the importance of structure over rhythm [2] - For the market to progress further and remain healthy, a "multi-point blooming" approach is necessary, with a focus on the rotation and expansion of five key areas: Hong Kong internet, semiconductor equipment and materials, software applications, innovative pharmaceuticals, and the new energy industry chain [2]