Zheng Xing Xing Ye Ri Bao·2025-09-15 08:42Group 1 - The optical and optoelectronic sector saw a slight increase of 0.26% on September 15, with Jiuliang Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3860.5, down 0.26%, while the Shenzhen Component Index closed at 13005.77, up 0.63% [1] - Jiuliang Co., Ltd. had a closing price of 31.59, with a significant increase of 10.22% and a trading volume of 94,200 shares [1] Group 2 - The optical and optoelectronic sector experienced a net outflow of 253 million yuan from institutional investors, while retail investors saw a net inflow of 146 million yuan [2] - The trading data indicates that Guanjie Technology and Tengjing Technology were among the top performers, with net inflows of 23.2 million yuan and 128 million yuan respectively [3] - The overall market sentiment showed mixed results, with some stocks like Morning Feng Technology and Lante Optics experiencing declines of 3.87% and 2.71% respectively [2]