CHANGELIGHT(SZ:300102) Zheng Xing Xing Ye Ri Bao·2025-09-02 08:55Market Overview - The optical and optoelectronic sector experienced a decline of 3.33% on September 2, with Qianzhao Optoelectronics leading the drop [1] - The Shanghai Composite Index closed at 3858.13, down 0.45%, while the Shenzhen Component Index closed at 12553.84, down 2.14% [1] Stock Performance - Notable gainers in the optical and optoelectronic sector included: - Helitai (002217) with a closing price of 4.02, up 4.15% [1] - Sudavige (300331) at 28.81, up 3.48% [1] - Major decliners included: - Qianzhao Optoelectronics (300102) at 14.18, down 9.10% [2] - Wavelength Optoelectronics (301421) at 77.01, down 8.42% [2] Trading Volume and Capital Flow - The optical and optoelectronic sector saw a net outflow of 4.957 billion yuan from institutional investors, while retail investors had a net inflow of 3.569 billion yuan [2] - The trading volume for Helitai was 8.6634 million shares, with a transaction value of 3.460 billion yuan [1] Individual Stock Capital Flow - Key stocks with significant capital flow included: - Longli Technology (300752) with a net inflow of 53.9799 million yuan from institutional investors [3] - Aibisen (300389) with a net inflow of 38.3749 million yuan from institutional investors [3] - Retail investors showed a net outflow in several stocks, including Aibisen, which had a net outflow of 42.9102 million yuan [3]