Zheng Xing Xing Ye Ri Bao·2025-11-20 09:09Core Insights - The optical optoelectronics sector experienced a slight increase of 0.02% on November 20, with Huaying Technology leading the gains [1] - The Shanghai Composite Index closed at 3931.05, down 0.4%, while the Shenzhen Component Index closed at 12980.82, down 0.76% [1] Stock Performance - Huaying Technology (000536) closed at 5.62, up 9.98% with a trading volume of 2.2441 million shares and a transaction value of 1.219 billion [1] - Tengjing Technology (688195) closed at 157.60, up 6.91% with a trading volume of 165,900 shares and a transaction value of 2.596 billion [1] - Qianzhao Optoelectronics (300102) closed at 14.02, up 3.09% with a trading volume of 609,200 shares and a transaction value of 854 million [1] - Other notable performers include Su Da Weige (300331) up 3.09%, Sanlipu (002876) up 2.75%, and Guangpu Co., Ltd. (300632) up 2.59% [1] Capital Flow - The optical optoelectronics sector saw a net outflow of 48.8138 million from institutional investors, while retail investors contributed a net inflow of 14.8856 million [2] - The sector's overall capital flow indicates a mixed sentiment, with institutional investors withdrawing funds while retail investors showed interest [2] Individual Stock Capital Flow - Huaying Technology had a net inflow of 46.6 million from institutional investors, but a net outflow of 16.5 million from speculative funds [3] - Su Da Weige experienced a net inflow of 55.2745 million from institutional investors, but significant outflows from both speculative and retail investors [3] - Qianzhao Optoelectronics had a net inflow of 42.9535 million from institutional investors, with a notable outflow from retail investors [3]