医疗器械板块12月1日涨0.02%，浩欧博领涨，主力资金净流出1.37亿元

Market Performance - On December 1, the medical device sector rose by 0.02% compared to the previous trading day, with Haooubo leading the gains [1] - The Shanghai Composite Index closed at 3914.01, up 0.65%, while the Shenzhen Component Index closed at 13146.72, up 1.25% [1] Top Gainers in Medical Device Sector - Haooubo (688656) closed at 211.50, with a gain of 5.80% and a trading volume of 13,300 shares, amounting to a transaction value of 278 million yuan [1] - Kangzhong Medical (688607) closed at 32.93, up 5.07%, with a trading volume of 59,200 shares, totaling 197 million yuan [1] - Mailande (688273) closed at 37.47, gaining 4.90%, with a trading volume of 18,400 shares, amounting to 67.98 million yuan [1] Top Losers in Medical Device Sector - Shuoshi Biology (688389) closed at 67.16, down 4.67%, with a trading volume of 22,800 shares, totaling 155 million yuan [2] - Yirui Technology (688301) closed at 100.84, down 2.87%, with a trading volume of 21,800 shares, totaling 221 million yuan [2] - Kangwei Century (688426) closed at 27.09, down 2.76%, with a trading volume of 17,400 shares, totaling 48.29 million yuan [2] Capital Flow Analysis - On the same day, the medical device sector experienced a net outflow of 137 million yuan from institutional investors, while retail investors saw a net outflow of 89.79 million yuan [2] - However, there was a net inflow of 227 million yuan from speculative funds [2] Individual Stock Capital Flow - Zhend Medical (603301) had a net inflow of 35.80 million yuan from institutional investors, while it experienced a net outflow of 24.97 million yuan from retail investors [3] - Zhenghai Biology (300653) saw a net inflow of 30.45 million yuan from institutional investors, but a net outflow of 31.84 million yuan from retail investors [3] - Yirui Technology (688301) had a net inflow of 16.88 million yuan from speculative funds, while retail investors experienced a net outflow of 38.19 million yuan [3]