Sou Hu Cai Jing·2026-01-20 09:03Market Overview - The precision medicine sector experienced a decline of 1.69% on January 20, with WuXi AppTec leading the drop [1] - The Shanghai Composite Index closed at 4113.65, down 0.01%, while the Shenzhen Component Index closed at 14155.63, down 0.97% [1] Stock Performance - Notable gainers included: - ST Xiangxue, closing at 9.72 with a rise of 7.05% and a trading volume of 193,900 shares [1] - Zhaoli Pharmaceutical, closing at 17.50 with a rise of 3.18% and a trading volume of 270,200 shares [1] - Major decliners included: - WuXi AppTec, closing at 99.46 with a decline of 2.86% and a trading volume of 481,100 shares [2] - Guomai Technology, closing at 11.56 with a decline of 2.45% and a trading volume of 361,100 shares [2] Capital Flow - The precision medicine sector saw a net outflow of 346 million yuan from institutional investors, while retail investors had a net inflow of 400 million yuan [2][3] - Specific stock capital flows indicated: - DIAN Diagnostics had a net inflow of 62.76 million yuan from institutional investors [3] - ST Xiangxue experienced a net outflow of 22.01 million yuan from retail investors [3]