暖风劲吹“大周期”！化工ETF（516020）、有色龙头ETF（159876）或同创9.24反弹行情以来新高

Group 1: Chemical Sector Performance - The chemical sector continues to show strong performance, with the Chemical ETF (516020) rising by 3.33%, reaching a new high since the rebound in September 2022 [1] - The price-to-book ratio of the Chemical ETF's underlying index is 2.41, which is at a relatively low level, indicating good medium to long-term investment value [1] - The basic chemical sector is expected to see an upward trend starting in 2026, driven by resilient domestic and external demand, as well as improvements in market structure [1] Group 2: Metal Sector Insights - The leading non-ferrous metal ETF (159876) has shown a significant cumulative increase of 181.27% since its inception, outperforming other non-ferrous metal indices [3] - The non-ferrous metal sector is entering a new cycle driven by supply-demand balance, supported by global monetary easing and strategic resource positioning [2] - The expected net profit growth for the non-ferrous metal ETF's underlying index is 54.5% in 2025, leading among its peers, with a continued growth forecast of 21.0% in 2026 [3] Group 3: Investment Opportunities - The Chemical ETF has a diversified portfolio, with nearly 50% of its holdings in large-cap leading stocks, allowing investors to capitalize on strong performers [2] - The non-ferrous metal sector is characterized by strong and sustained growth potential, making it an attractive investment opportunity compared to other indices [3]