Group 1 - The chemical products and fiber industries are experiencing a strong rally, with the CSI sub-industry chemical theme index rising by 2.18% as of 13:14 on February 3, 2026, driven by significant gains in stocks such as Zhejiang Longsheng (up 5.99%) and Hongda Co. (up 5.74%) [1] - Tianqi Materials reported an unexpected performance in Q4 2025, with a net profit of 930 million yuan, marking a year-on-year increase of 536% and a quarter-on-quarter increase of 507%. This surge is attributed to the price of lithium hexafluorophosphate rising from 63,000 yuan/ton at the beginning of the year to 167,000 yuan/ton by year-end, alongside an annual electrolyte sales volume exceeding 700,000 tons [1] - Recent policies and industry catalysts are positively impacting the chemical sector, with new energy storage being recognized as a key resource for power system regulation. The implementation of a national capacity pricing mechanism is expected to enhance the economic viability of energy storage, thereby increasing demand for long-duration storage solutions [1] Group 2 - As of January 30, 2026, the top ten weighted stocks in the CSI sub-industry chemical theme index account for 44.82% of the index, including major players like Wanhua Chemical and Tianqi Materials [2] - The chemical ETF managed by Harvest (159129) closely tracks the CSI sub-industry chemical theme index, focusing on the new economic cycle amid the "anti-involution" backdrop in the industry [2] - Investors can also explore investment opportunities in the chemical sector through the chemical ETF linked fund (013527) [3]