Zheng Xing Xing Ye Ri Bao·2025-09-29 08:39Market Performance - The optical and optoelectronic sector increased by 0.3% on September 29, with Guanshi Technology leading the gains [1] - The Shanghai Composite Index closed at 3862.53, up 0.9%, while the Shenzhen Component Index closed at 13479.43, up 2.05% [1] Top Gainers in Optical and Optoelectronic Sector - Guanshi Technology (605588) closed at 59.62, with a rise of 10.00% and a trading volume of 44,900 shares, amounting to a transaction value of 259 million yuan [1] - Other notable gainers include: - Nanji Guang (300940) at 29.55, up 5.54% [1] - Dalu Technology (301045) at 28.56, up 4.92% [1] - Jiuliang Co., Ltd. (300808) at 28.01, up 4.36% [1] - Aobi Zhongguang (688322) at 89.59, up 4.32% [1] Market Capital Flow - The optical and optoelectronic sector experienced a net outflow of 1.103 billion yuan from institutional investors, while retail investors saw a net inflow of 779 million yuan [2] - The sector's overall capital flow indicates a mixed sentiment among different investor types [2] Individual Stock Capital Flow - Guanshi Technology had a net inflow of 78.55 million yuan from institutional investors, but saw net outflows from both retail and speculative investors [3] - Aobi Zhongguang experienced a net inflow of 59.32 million yuan from institutional investors, with outflows from other investor types [3] - Other companies like Boshang Optoelectronics (301421) and TCL Technology (000100) also showed varied capital flows, indicating differing investor confidence [3]