中药板块9月18日跌0.74%，维康药业领跌，主力资金净流出4.56亿元

Market Overview - On September 18, the Chinese medicine sector declined by 0.74%, with Weikang Pharmaceutical leading the drop [1] - The Shanghai Composite Index closed at 3831.66, down 1.15%, while the Shenzhen Component Index closed at 13075.66, down 1.06% [1] Stock Performance - Notable gainers in the Chinese medicine sector included: - Zhendong Pharmaceutical: closed at 7.58, up 2.43% with a trading volume of 795,500 shares [1] - Buchang Pharmaceutical: closed at 19.29, up 2.17% with a trading volume of 109,600 shares [1] - Taiji Group: closed at 22.00, up 1.24% with a trading volume of 151,300 shares [1] - Major decliners included: - Weikang Pharmaceutical: closed at 22.44, down 3.86% with a trading volume of 46,700 shares [2] - Zhenbaodao: closed at 11.71, down 3.62% with a trading volume of 89,700 shares [2] - Panlong Pharmaceutical: closed at 30.55, down 3.32% with a trading volume of 64,400 shares [2] Capital Flow - The Chinese medicine sector experienced a net outflow of 456 million yuan from institutional investors, while retail investors saw a net inflow of 263 million yuan [2] - The sector's capital flow indicates a mixed sentiment, with institutional investors withdrawing funds while retail investors increased their positions [2] Detailed Capital Inflow/Outflow - Zhendong Pharmaceutical had a net inflow of 74.68 million yuan from institutional investors, while retail investors had a net outflow of 77.75 million yuan [3] - Other companies like Zhongsheng Pharmaceutical and Ziyun Mountain also showed significant net inflows from institutional investors, while experiencing outflows from retail investors [3]