Zheng Xing Xing Ye Ri Bao·2026-01-12 09:04Market Performance - The medical device sector increased by 1.89% on January 12, with Kangzhong Medical leading the gains [1] - The Shanghai Composite Index closed at 4165.29, up 1.09%, while the Shenzhen Component Index closed at 14366.91, up 1.75% [1] Top Gainers - Kangzhong Medical (688607) closed at 53.99, up 20.00% with a trading volume of 154,300 shares and a transaction value of 817 million [1] - Laijing Co. (301093) closed at 57.68, up 19.99% with a trading volume of 139,400 shares and a transaction value of 753 million [1] - Baolait (300246) closed at 10.91, up 17.19% with a trading volume of 499,500 shares and a transaction value of 523 million [1] Top Losers - Rejing Bio (688068) closed at 188.88, down 8.29% with a trading volume of 26,300 shares and a transaction value of 509 million [2] - Wuzhou Medical (301234) closed at 44.06, down 7.53% with a trading volume of 42,900 shares and a transaction value of 192 million [2] - New Industry (300832) closed at 60.41, down 3.84% with a trading volume of 53,700 shares and a transaction value of 327 million [2] Fund Flow Analysis - The medical device sector saw a net inflow of 199 million from institutional investors, while retail investors experienced a net inflow of 41.84 million [2] - Retail funds showed a net outflow of 241 million, indicating a shift in investment behavior [2] Individual Stock Fund Flow - Lepu Medical (300003) had a net inflow of 167 million from institutional investors, representing 5.74% of total trading [3] - Yuyue Medical (002223) experienced a net inflow of 156 million from institutional investors, with a net outflow of 74.75 million from retail investors [3] - Union Medical (688271) saw a net inflow of 104 million from institutional investors, while retail investors had a net outflow of 53.01 million [3]