化工行业估值与盈利双底，绿色转型+新材料驱动增长，石化ETF（159731）份额创新高

Group 1 - The Petrochemical ETF (159731) has seen a 0.37% increase as of November 27, with notable gains from holdings such as Xingfa Group, Cangge Mining, and Yara International. The ETF has experienced net inflows in 8 out of the last 10 trading days, totaling 22.42 million yuan, reaching a record high of 228 million shares [1] - The National Development and Reform Commission has revised and issued the "Regulations on the Planning, Construction, and Operation Management of Oil and Gas Infrastructure," which will take effect on January 1, 2026. This regulation marks a significant milestone for systematic and comprehensive management in China's oil and gas industry, aiming to enhance management and ensure national energy security while promoting green and sustainable development [1] - Western Securities indicates that the chemical industry is currently at a dual bottom in valuation and profitability, with a 7.45% year-on-year increase in net profit for the basic chemical sector from Q1 to Q3 of 2025. The industry is experiencing internal competition, and attention should be paid to the implementation of anti-competition policies. With resource supply tightening and steady demand recovery, the industry is expected to continue its upward cycle [1] Group 2 - The Petrochemical ETF closely tracks the CSI Petrochemical Industry Index, with the basic chemical industry accounting for 60.85% and the oil and petrochemical industry for 32.16%. The elimination of outdated production capacity and the strengthening of green technology innovation in the petrochemical industry are expected to enhance the value of the industry chain [2]