光大证券研究·2025-07-30 23:06Group 1 - The chemical industry is undergoing a phase of eliminating and updating old equipment, with a focus on safety and compliance with industry standards. A plan has been issued for the period 2024-2029 to systematically eliminate outdated production facilities and enhance existing ones [2][3] - The domestic polyester filament capacity has grown rapidly from 33.28 million tons in 2019 to 43.16 million tons in 2023, with an annual growth rate of 5%. However, the growth rate is expected to slow down significantly due to high oil prices and weakening supply-demand dynamics [5][6] - The polyester filament industry is experiencing a shift from extensive capacity expansion to refined operations, with a focus on high-value-added products and structural optimization. This trend is expected to enhance the market position of leading companies [5][6] Group 2 - The leading companies in the polyester filament industry, such as Tongkun Co. and New Fengming, hold significant market shares, with Tongkun accounting for 31.1% of the capacity. The industry concentration is high, with the top six companies (CR6) holding 87.9% of the market [6] - The industry is expected to benefit from a recovery in demand and a decline in oil prices, which will likely improve the overall industry outlook. Leading companies are positioned to leverage their advantages in integration, scale, technology, and cost efficiency [6]