Noon update: The ChiNext Index fell by 0.54% in the morning, with active performance from coal and oil & gas stocks.

In the early morning session, the three major indexes collectively fell. By midday, the Shanghai Composite Index fell by 0.07%, the Shenzhen Component Index fell by 0.41%, the ChiNext Index fell by 0.54%, and the BeiZhi 50 fell by 1.19%. The total turnover of the entire market was 1.67 trillion yuan, a decrease of 40.8 billion yuan from the previous day, with more than 3700 stocks falling. In terms of sector themes, the aerospace industry, securities, coal mining and processing, epoxy propane, gaming, oil and gas extraction and services, engineering machinery, and phosphorus chemical sectors led the gains. The tourism and hotel, education, precious metals, Huawei Ascend, dairy, and military electronics sectors led the losses. On the market, the first-quarter report of Wuxi AppTec exceeded market expectations, driving the concept of CRO stocks to temporarily surge and its stock price hit the limit up. Excellent performance in the first quarter report of Liton Electronics led to active trading in the computing power leasing sector, Liton Electronics closed limit-up, Hongjing Technology and Shuangchuang Data rose in succession. In addition, the coal, chemical, and securities sectors had some performance in the market, but they showed a defensive posture. On the other hand, the tourism and hotel sector performed poorly, with Shaanxi Tourism hitting the limit down. The semiconductor sector, which rose yesterday, also adjusted, with Shengmei Shanghai falling by 10%, and New Horizon Micro and Canxin Stock following suit.