港股CRO概念股集体走强，药明康德涨超3%

Group 1 - The CRO (Contract Research Organization) sector in the Hong Kong stock market has shown strong performance, with notable gains across various companies [1] - Specifically, Kailaiying has increased by over 7%, while Tigermed and Zhaoyan Pharmaceutical have risen by over 5% [1] - Other companies such as WuXi AppTec and Kanglong Chemical have seen increases of over 3%, and WuXi Biologics and Kingsoft have gained over 2% [1]