动物保健板块10月31日涨1.53%，申联生物领涨，主力资金净流出1980.51万元

Core Viewpoint - The animal health sector experienced a rise of 1.53% on October 31, with Shunlian Biological leading the gains, while the overall market indices, Shanghai Composite and Shenzhen Component, saw declines of 0.81% and 1.14% respectively [1] Group 1: Market Performance - The Shanghai Composite Index closed at 3954.79, down 0.81% [1] - The Shenzhen Component Index closed at 13378.21, down 1.14% [1] - The animal health sector stocks showed varied performance, with Shunlian Biological rising by 9.38% to a closing price of 11.20 [1] Group 2: Stock Performance - Shunlian Biological (688098) led the sector with a closing price of 11.20 and a trading volume of 193,300 shares, amounting to a transaction value of 211 million [1] - Other notable stocks included *ST Lvkang (002868) with a 1.61% increase, closing at 28.44, and Dayu Biological (920970) with a 1.38% increase, closing at 9.53 [1] - The overall trading volume for the animal health sector was significant, with Shunlian Biological contributing 211 million and other stocks like Biological Shares (600201) contributing 283 million [1] Group 3: Fund Flow Analysis - The animal health sector saw a net outflow of 19.81 million from institutional investors and 14.34 million from retail investors, while individual investors contributed a net inflow of 34.15 million [1] - Specific stock fund flows indicated that Biological Shares (600201) had a net inflow of 10.32 million from institutional investors, while Shunlian Biological experienced a net outflow of 12.41 million from retail investors [2] - The overall sentiment in the sector showed mixed results, with some stocks like Biological Shares attracting institutional interest despite overall net outflows [2]