生物制品板块8月1日跌0.14%，三元基因领跌，主力资金净流出2.78亿元

Market Overview - The biopharmaceutical sector experienced a decline of 0.14% on August 1, with Sanyuan Gene leading the drop [1] - The Shanghai Composite Index closed at 3559.95, down 0.37%, while the Shenzhen Component Index closed at 10991.32, down 0.17% [1] Stock Performance - Notable gainers in the biopharmaceutical sector included: - Wanzhe Co., Ltd. (000534) with a closing price of 15.74, up 9.99% and a trading volume of 289,100 shares [1] - Rili Pharmaceutical (603087) closed at 60.99, up 5.34% with a trading volume of 288,400 shares [1] - Wuxi Jinghai (836547) closed at 27.78, up 4.83% with a trading volume of 47,200 shares [1] - Conversely, significant decliners included: - Sanyuan Gene (837344) with a closing price of 31.22, down 9.51% and a trading volume of 84,300 shares [2] - Shenzhou Cell (688520) closed at 69.52, down 7.06% with a trading volume of 103,100 shares [2] - Norsland (430047) closed at 23.73, down 5.04% with a trading volume of 107,900 shares [2] Capital Flow - The biopharmaceutical sector saw a net outflow of 278 million yuan from institutional investors, while retail investors contributed a net inflow of 172 million yuan [2] - The capital flow for specific stocks indicated: - Wanzhe Co., Ltd. had a net inflow of 116 million yuan from institutional investors, but a net outflow from retail investors [3] - Kexing Pharmaceutical (688136) experienced a net inflow of 69.89 million yuan from institutional investors [3] - Kanghua Biological (300841) had a net inflow of 52.58 million yuan from institutional investors [3]