Core Viewpoint - The medical sector is experiencing significant growth, with the largest medical ETF in A-shares (512170) showing a notable increase and attracting substantial investment recently [1][3]. Group 1: ETF Performance - The medical ETF (512170) rose over 1% on September 15, with a trading volume exceeding 460 million yuan [1]. - The ETF has attracted a total of 380 million yuan over four consecutive days leading up to September 12, bringing its total size to 27.584 billion yuan, ranking first among similar ETFs [1]. Group 2: Stock Performance - CXO stocks performed well, with notable gains from companies such as Zhaoyan New Drug, which hit the daily limit, and Kanglong Chemical and Jiuzhou Pharmaceutical, with increases of 6.37% and 3.95% respectively [3]. - Conversely, companies like BGI Genomics, Weining Health, and BGI Intelligent Manufacturing saw declines of 2.91%, 2.38%, and 1.93% respectively [3]. Group 3: Industry Outlook - According to Wanlian Securities, the overall revenue of the medical R&D outsourcing CXO sector is expected to grow by 13.77% year-on-year in the first half of 2025, with net profit attributable to shareholders increasing by 63.82% [3]. - The period from September 1 to 15, 2025, saw over 400 new Class I drugs in clinical trials and more than 1,800 Class II and III medical devices approved for market [3]. - Xinda Securities highlighted that the recovery of in-hospital procurement in the high-end medical device sector is driving growth, alongside a gradual recovery in consumer medical demand and increased penetration of high-end consumables [3]. Group 4: ETF Composition - The ETF (512170) and its off-market linked fund (012323) passively track the CSI Medical Index, with the top ten weighted stocks including WuXi AppTec, Mindray Medical, and United Imaging Healthcare [4][5].