突发跳水！上演“天地板”

Market Overview - The A-share market experienced fluctuations with the Shanghai Composite Index down by 0.12% to 3593.46, the Shenzhen Component Index down by 0.55% to 11155.89, and the ChiNext Index down by 0.12% to 2359.77 [2][3] - The Hong Kong stock market also saw declines, with the Hang Seng Index falling by 1.02% to 25301.56, the Hang Seng China Enterprises Index down by 1.11% to 9075.35, and the Hang Seng Tech Index down by 1.55% to 5576.50 [5] Sector Performance - The dairy sector showed strong performance, with notable gains in stocks such as Knight Dairy, which rose over 10%, and other companies like Western Pastoral, Beingmate, and Panda Dairy also seeing significant increases [8][10] - The semiconductor sector demonstrated resilience, with Dongxin Co. hitting a 20% limit up, and other companies like Dekeli, Saiwei Electronics, and Fudan Microelectronics also showing strong gains [12][13] Company Specifics - Tuoshan Heavy Industry experienced a sharp decline, hitting the limit down after previously achieving four consecutive limit up days. The company stated that its operational conditions remain normal and there have been no significant changes in the internal and external business environment [15][16] - The company specializes in the research, design, production, sales, and service of engineering machinery components, with products including track links, pins, support wheels, and braking devices [16]