化工ETF（159870）上周净申购34.83亿份，位列ETF榜第一

Group 1 - The chemical sector is experiencing significant capital inflow, with the chemical ETF (159870) seeing a net subscription of 3.483 billion units last week, ranking first among ETFs, and a total capital inflow of 2.895 billion yuan over the past nine days [1] - The China Securities Index for the chemical industry (000813) has shown a positive performance, with a rise of 0.61% as of August 25, 2025, and notable increases in constituent stocks such as Hangjin Technology (000818) up 8.72% and New Zobang (300037) up 2.81% [1] - The focus on robotics has increased this year, leading to a heightened interest in related materials such as PEEK and ultra-high molecular weight polyethylene fibers (UHMWPE), which are expected to see increased demand due to the commercialization of the low-altitude economy [1] Group 2 - The chemical ETF (159870) has surpassed a scale of 7.4 billion yuan, leading its category significantly [2] - The China Securities Index for the chemical industry (000813) consists of seven sub-indices, which include a selection of larger, more liquid listed companies to reflect the overall performance of the related sub-industries [2] - As of July 31, 2025, the top ten weighted stocks in the chemical industry index account for 43.54% of the total index, with major companies including Wanhua Chemical (600309) and Yalku Co. (000792) [2]