集采优化利好器械板块中长期投资机会，关注恒生生物科技ETF国泰（520933）投资价值

Group 1 - The core viewpoint of the article highlights the positive long-term investment opportunities in the medical device sector due to the optimization of centralized procurement policies [1] - The sixth batch of national high-value medical consumables procurement has shown high winning rates for drug-coated balloons and urological intervention products, indicating further optimization of procurement policies [1] - The high-value consumables sector is expected to see a recovery in valuation and performance certainty under the backdrop of ongoing procurement policy optimization [1] Group 2 - Domestic medical devices are anticipated to benefit from overseas expansion and technological innovation investment opportunities [1] - The Hang Seng Biotechnology Index focuses on innovative drugs, showcasing advantages such as leading companies, scarce futures liquidity, and high elasticity & Sharpe ratio [1] - Investors looking to conveniently participate in core leading innovative drug companies can consider the Hang Seng Biotechnology ETF Guotai (520933) for a streamlined investment approach [1]