化工行业呈现“东升西落”，我国化工企业全球竞争力持续增强，石化ETF（159731）迎布局机遇

Group 1 - The China Petroleum and Chemical Industry Index fell by 3.48% as of February 2, with nearly all constituent stocks declining, led by companies such as Luxi Chemical, Huafeng Chemical, and Yangnong Chemical [1] - The largest ETF tracking the index (159731) has seen a net inflow of funds for 18 consecutive trading days, totaling 1.351 billion yuan, with the latest share count reaching 1.594 billion and total assets at 1.661 billion yuan [1] - As of January 30, the US dollar index stood at 97.12, down 0.39 percentage points week-on-week [1] Group 2 - Brent crude oil futures settled at $70.69 per barrel, up 7.30% week-on-week, while WTI futures settled at $65.21 per barrel, up 6.78% [1] - NYMEX natural gas futures closed at $4.42 per million British thermal units, down 17.50% week-on-week, while Northeast Asia LNG prices were at $12.10 per million yen, up 6.86% [1] - Everbright Securities believes that the chemical industry is experiencing a recovery trend, supported by macro data and policy guidance, with leading companies gaining competitive advantages [1] Group 3 - The petrochemical ETF (159731) and its linked funds (017855/017856) closely track the China Petroleum and Chemical Industry Index, focusing on the "big energy" security logic [2] - The ETF not only benefits from the profit recovery of downstream chemical products but also locks in the value of upstream energy resources through a high allocation to major oil companies, providing stronger performance resilience during rising oil price cycles [2]