光学光电子板块1月28日跌0.96%，木林森领跌，主力资金净流出7.43亿元

Market Overview - The optical optoelectronics sector experienced a decline of 0.96% on January 28, with Mulinson leading the drop [1] - The Shanghai Composite Index closed at 4151.24, up 0.27%, while the Shenzhen Component Index closed at 14342.9, up 0.09% [1] Stock Performance - Notable gainers in the optical optoelectronics sector included: - Chenfeng Technology (603685) with a closing price of 22.12, up 8.27% and a trading volume of 93,000 shares, totaling 201 million yuan [1] - Gebijia (920438) closed at 46.60, up 5.96% with a trading volume of 148,300 shares, totaling 715 million yuan [1] - Qianzhao Optoelectronics (300102) closed at 43.40, up 5.14% with a trading volume of 1,949,400 shares, totaling 826.7 million yuan [1] - Conversely, significant decliners included: - Buxiu Bed (002745) with a closing price of 9.87, down 7.58% and a trading volume of 1,151,800 shares, totaling 1.134 billion yuan [2] - Woge Optoelectronics (603773) closed at 37.24, down 6.57% with a trading volume of 156,100 shares, totaling 592 million yuan [2] - Tianlu Technology (301045) closed at 37.17, down 4.25% with a trading volume of 50,300 shares, totaling 188 million yuan [2] Capital Flow - The optical optoelectronics sector saw a net outflow of 743 million yuan from institutional investors, while retail investors contributed a net inflow of 257 million yuan [2] - The sector's capital flow indicates a mixed sentiment, with institutional investors withdrawing funds while retail investors increased their positions [2] Individual Stock Capital Flow - Key stocks with significant capital flow include: - Gebijia (920438) with a net inflow of 89.28 million yuan from institutional investors, representing 12.55% of its trading volume [3] - Qianzhao Optoelectronics (300102) saw a net inflow of 73.43 million yuan from institutional investors, accounting for 0.89% of its trading volume [3] - Dongtianwei (301183) had a net inflow of 63.50 million yuan from institutional investors, representing 4.89% of its trading volume [3]