Group 1 - The core viewpoint of the article highlights that the coal sector is experiencing significant capital inflow, with the only coal ETF (515220) seeing over 1.6 billion yuan in net inflows for 10 consecutive days and an increase of nearly 1% [1] - According to Zhongtai Securities, the "anti-involution" policy is expected to lead to continued industry self-discipline through "overproduction inspections," which may drive a contraction in coal supply [1] - The article suggests that investors should focus less on short-term profit reports and more on assessing the implementation of the "anti-involution" policy, as well as the improvement in liquidity and risk appetite, which could enhance valuation certainty in the coal sector [1] Group 2 - The coal ETF (515220) tracks the CSI Coal Index (399998) and has a dividend yield exceeding 5% as of August 12, making it an attractive investment option in the context of declining risk-free interest rates [1] - Investors are encouraged to consider gradually accumulating positions in the coal ETF (515220) and its linked funds (Link A: 008279; Link C: 008280; Link E: 022501) to capitalize on investment opportunities in the coal sector [1] - For investors without stock accounts, attention is drawn to the Guotai CSI Coal ETF Link C (008280) and Link A (008279) as viable options [1]