Zheng Xing Xing Ye Ri Bao·2025-09-01 08:39Market Performance - The optical optoelectronics sector rose by 1.02% on September 1, with Tengjing Technology leading the gains [1] - The Shanghai Composite Index closed at 3875.53, up 0.46%, while the Shenzhen Component Index closed at 12828.95, up 1.05% [1] Stock Highlights - Tengjing Technology (688185) closed at 85.50, with a significant increase of 20.00% and a trading volume of 144,700 shares, amounting to a transaction value of 1.129 billion yuan [1] - Wenbisen (300389) saw a rise of 14.39%, closing at 18.05, with a trading volume of 473,000 shares [1] - Yongxin Optical (603297) increased by 10.00%, closing at 116.38, with a trading volume of 51,800 shares [1] - Wanrun Technology (002654) and Helitai (002217) also experienced notable gains of 9.98% and 9.97%, respectively [1] Fund Flow Analysis - The optical optoelectronics sector experienced a net inflow of 195 million yuan from institutional investors, while retail investors saw a net outflow of 162 million yuan [2] - The main funds showed a significant net inflow in stocks like Helitai (002217) and Wanrun Technology (002654), with net inflows of 74.4 million yuan and 44.2 million yuan, respectively [3] - Conversely, retail investors withdrew funds from several stocks, including Tengjing Technology, which saw a net outflow of 58.75 million yuan [3]