化工板块全天狂飙，化工ETF（516020）盘中涨超2%！机构力挺+资金持续加码，板块转机或至？

Group 1 - The chemical sector showed strong performance on August 15, with the chemical ETF (516020) rising by 1.81% and reaching an intraday high of 2.11% [1][3] - Key stocks in the sector included Lianhong Xinke, which hit the daily limit, and Jinfa Technology and Xin Fengming, both rising over 6% [1][3] - The basic chemical sector attracted significant capital inflow, with a net inflow of 11.578 billion yuan on the day, ranking high among 30 sectors [3][4] Group 2 - The chemical ETF (516020) has seen substantial net subscriptions, with a total of 32 million yuan over the last 20 trading days [4][6] - The valuation of the chemical ETF is currently at a price-to-book ratio of 2.07, indicating a favorable long-term investment opportunity [6] - Analysts expect a phase of improvement in the chemical industry as the "anti-involution" trend continues, particularly in sub-sectors like pesticides, organic silicon, and polyester filament [7] Group 3 - The chemical sector is experiencing a structural opportunity, with demand in synthetic biology expected to surge and traditional chemical companies adapting to energy and carbon tax challenges [7] - The potassium fertilizer market is showing signs of recovery, supported by international giants reducing production and improving supply-demand dynamics [7] - The chemical ETF (516020) provides a diversified investment approach, covering various sub-sectors and focusing on large-cap leading stocks [7]