Zheng Xing Xing Ye Ri Bao·2026-01-20 08:51Market Overview - The optical and optoelectronic sector experienced a decline of 1.58% on January 20, with Infinte leading the drop [1] - The Shanghai Composite Index closed at 4113.65, down 0.01%, while the Shenzhen Component Index closed at 14155.63, down 0.97% [1] Stock Performance - Notable gainers in the optical and optoelectronic sector included: - *ST Yushun (002289): Closed at 29.14, up 5.01% with a trading volume of 27,100 shares and a turnover of 78.21 million yuan - Lehman Optoelectronics (300162): Closed at 9.43, up 3.85% with a trading volume of 894,700 shares and a turnover of 830 million yuan - Baoming Technology (002992): Closed at 48.80, up 2.48% with a trading volume of 43,100 shares and a turnover of 214 million yuan [1] - Major decliners included: - Infinte (300582): Closed at 17.35, down 7.76% with a trading volume of 283,600 shares and a turnover of 501 million yuan - Qianzhao Optoelectronics (300102): Closed at 31.84, down 6.98% with a trading volume of 1,228,500 shares and a turnover of 401.9 million yuan - Geberga (920438): Closed at 37.80, down 6.48% with a trading volume of 54,200 shares and a turnover of 210 million yuan [2] Capital Flow - The optical and optoelectronic sector saw a net outflow of 2.292 billion yuan from institutional investors, while retail investors contributed a net inflow of 1.616 billion yuan [2] - The capital flow for specific stocks showed: - TCL Technology (000100): Net inflow of 1.99 billion yuan from institutional investors, with a net outflow of 305.24 million yuan from retail investors - Lehman Optoelectronics (300162): Net inflow of 55.21 million yuan from institutional investors, with a net inflow of 57.73 million yuan from retail investors [3]