Zheng Xing Xing Ye Ri Bao·2025-10-23 08:20Core Insights - The medical device sector experienced a slight increase of 0.01% on October 23, with Chen Guang Medical leading the gains [1] - The Shanghai Composite Index closed at 3922.41, up 0.22%, while the Shenzhen Component Index also rose by 0.22% to 13025.45 [1] Medical Device Sector Performance - Chen Guang Medical (code: 920300) saw a significant rise of 16.01%, closing at 19.20 with a trading volume of 126,000 shares and a transaction value of 230 million [1] - Other notable gainers included Shuoshi Biology (code: 6628899) with a 7.07% increase, closing at 75.38, and Kangwei Century (code: 688426) which rose by 5.17% to 28.70 [1] - Conversely, the sector also had some decliners, with Toukeng Life (code: 300642) dropping by 6.19% to 24.26, and Rejing Biology (code: 688068) decreasing by 4.07% to 165.15 [2] Capital Flow Analysis - The medical device sector experienced a net outflow of 542 million from institutional investors, while retail investors saw a net inflow of 373 million [2] - Notable net inflows from retail investors were observed in several companies, including Sainuo Medical (code: 688108) with a net inflow of 1.33 billion [3] - The overall capital flow indicates a mixed sentiment, with institutional investors pulling back while retail investors remain active in the market [2][3]