凯赛生物，大涨51%！长链二元酸放量，持续布局生物基复合材料

Core Viewpoint - 凯赛生物's Q3 2025 report shows overall growth in revenue and profit, driven by the increasing sales of long-chain dicarboxylic acid products [2][4]. Financial Performance - For the first three quarters, the company achieved total revenue of 2.545 billion yuan, a year-on-year increase of 14.90% [2][3]. - The net profit attributable to shareholders reached 451 million yuan, up 30.56% year-on-year [2][3]. - The net profit excluding non-recurring gains and losses was 429 million yuan, reflecting a 27.83% increase [2][3]. - The total profit for the period was 161 million yuan, showing a significant increase of 51.46% [3]. - Basic and diluted earnings per share were both 0.20 yuan, a rise of 17.65% [3]. Product and Market Development - 凯赛生物 is a leading company in long-chain dicarboxylic acids, with its DC11-DC18 products dominating the global market [4]. - The company utilizes biomanufacturing methods to produce various products, which have gained customer acceptance due to superior quality, pricing, and carbon reduction effects [4]. - The introduction of innovative compounds like pentamethylenediamine and the development of bio-based polyamides and composites are expected to create a second growth curve for the company [4]. Green Composite Materials - 凯赛生物 has launched the world's first bio-based composite cold storage container, marking a significant step in its green composite materials strategy [4]. - The company’s bio-based composite materials have penetrated six major sectors, including new energy vehicles, clean energy, rail transportation, construction, electronics, and consumer goods [4]. - The shift towards green composite materials is driven by high carbon emissions from traditional petroleum-based composites, aligning with dual carbon policies [5]. Industry Trends - The green composite materials market is poised for growth as companies like 凯赛生物 innovate to meet sustainability goals while maintaining product performance [5]. - The upcoming "2025 (Fourth) Green Composite Materials Forum" will focus on technological breakthroughs and industry integration in the green composite sector [6].