化工龙头ETF（516220）涨超1.2%，行业景气度有望维持高位

Group 1 - The core viewpoint of the article indicates that the chemical sector is expected to maintain a high level of prosperity, as evidenced by the recent performance of the chemical leader ETF (516220), which rose over 1.2% [1] - The current valuation of the basic chemical industry is at a historical mid-high level, with a price-to-earnings ratio of 24.44 times (72.41% historical percentile) and a price-to-book ratio of 2.24 times (55.53% historical percentile) [1] - The price of lithium hexafluorophosphate has continued to rise due to tight supply and demand, with an average price increase of 65.85% month-on-month in November, driven by full-capacity operations of leading companies and delayed new capacity coming online [1] Group 2 - The price of methionine has decreased by 9.27% due to expectations of increased competition from new entrants in 2026 [1] - In the medium to long term, policy-driven demand recovery and supply optimization are expected to benefit the performance of leading companies, with significant growth potential in emerging fields such as semiconductor materials and new energy materials [1] - The chemical leader ETF (516220) tracks a sub-index of the chemical industry (000813), which selects listed companies involved in various chemical sub-industries such as pesticides, fertilizers, and coatings, reflecting the overall performance of related securities [1]