供需两端利好共振，产业链竞争优势明显，石化ETF（159731）布局价值凸显

Core Viewpoint - The petrochemical industry index in China is showing resilience with a 0.4% increase, while major stock indices continue to decline, indicating a potential investment opportunity in this sector [1] Industry Summary - Domestic policies are increasingly emphasizing supply-side requirements, particularly the concept of "anti-involution" [1] - Rising raw material costs and capacity impacts from Asia have led to shutdowns and capacity exits among European and American chemical companies [1] - Short-term geopolitical tensions are increasing uncertainty in overseas chemical supply, while long-term prospects for China's chemical industry remain strong due to cost advantages and technological advancements [1] Company Summary - The petrochemical ETF (159731) is closely tracking the petrochemical industry index, with the basic chemical industry accounting for 61.93% and the oil and petrochemical industry for 30.84% of the index [1] - The top ten weighted stocks in the index include Wanhua Chemical, China Petroleum, Salt Lake Potash, Sinopec, CNOOC, Juhua, Zangge Mining, Kingfa Technology, Hualu Hengsheng, and Baofeng Energy, collectively representing 55.12% of the index [1]