沪指突破3600，中证A500ETF（159338）午后上扬，成交额超19亿元，关注行业均衡、龙头荟萃的A股核心资产标的中证A500ETF（159338）

Group 1 - The core viewpoint of the article highlights that domestic policies have gradually shifted towards being driven by fundamentals and liquidity since September of last year, maintaining a positive stance while being somewhat restrained [1] - Policymakers are leaving room for maneuver in terms of pace and space to address potential external extreme risks, while avoiding excessive short-term stimulus that could interfere with long-term economic transformation goals [1] - The flexibility and foresight of policies are beneficial in stabilizing market expectations and promoting the healthy development of capital markets [1] Group 2 - The CSI A500 Innovation Index is compiled using an internationally recognized "industry balance" method, selecting 500 securities with large market capitalization and good liquidity from various industries [1] - The index covers all secondary industries of the CSI and 97% of the tertiary industries, with nearly all leading companies in the tertiary industries included, achieving a true "gathering of leaders" [1] - The index compilation introduces mechanisms such as mutual connectivity and ESG screening, aligning with the preferences of domestic and foreign institutional investors, which is conducive to attracting long-term capital to core A-share assets [1]