煤炭ETF（515220）午后涨超2%，供需改善或支撑价格修复

Group 1 - The core viewpoint is that with the gradual recovery of coal prices, supply-side policy expectations are once again catalyzing sector sentiment, potentially leading to a new round of opportunities in the coal sector [1] - It is anticipated that under the resonance of supply and demand expectations, the sector may experience significant upward movement, especially if supply-side policies and growth stabilization policies further overlap [1] - The coal ETF (515220) tracks the China Securities Coal Index (399998), which selects representative companies from the coal industry to reflect market performance and development trends [1] Group 2 - The China Securities Coal Index emphasizes the scale and liquidity of companies, providing insights into the overall supply and demand situation and market dynamics of the coal industry [1] - Investors without stock accounts can consider the Guotai China Securities Coal ETF Link C (008280) and Guotai China Securities Coal ETF Link A (008279) [1]