午评：创业板指探底回升涨0.44%，全市场超4400只个股下跌

Market Overview - The market experienced a rebound after an initial decline, with the ChiNext Index turning positive after dropping over 1% earlier in the day [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.87 trillion, a decrease of 367.4 billion compared to the previous trading day [1] - Over 4,400 stocks in the market saw declines [1] Sector Performance - Precious metals continued to show strength, with China Gold achieving three consecutive trading limit increases and Hunan Gold achieving two consecutive limit increases [1] - Semiconductor equipment stocks rebounded, with Chipone Technology rising nearly 14%, and both Aisheng Integration and Shenghui Integration hitting the trading limit [1] - The CPO concept was active, with Yuanjie Technology rising over 10% to reach a historical high, and Huilv Ecology hitting the trading limit [1] - The superhard materials sector strengthened, with Huanghe Whirlwind hitting the trading limit [1] - Conversely, the battery supply chain saw a collective decline, with Tianji Co. hitting the trading limit down [1] Closing Summary - At the close, the Shanghai Composite Index rose by 0.03%, the Shenzhen Component Index fell by 0.37%, and the ChiNext Index increased by 0.44% [1]