内容概要：作为一种高性能特种工程塑料，PPS树脂具有优异的耐热性、耐化学腐蚀性、尺寸稳定性、 阻燃性、电性能和力学性能，被公认为是继聚醚醚酮（PEEK）、聚砜（PSF）、聚酰亚胺（PI）、聚 芳酯（PAR）和液晶聚合物（LCP）之后的第六大特种工程塑料，也是八大宇航材料之一。近几年，随 着下游需求增加，企业纷纷加码扩产，全球PPS树脂产能不断增加。数据显示，2024年，全球PPS树脂 总产能达到21万吨/年，较2020年增加3.4万吨/年。全球PPS树脂产能集中在中国、日本、韩国等东亚地 区及美国地区。2024年中国PPS树脂名义产能达9.2万吨/年，有效产能6.8万吨/年，PPS树脂产量为5.0万 吨，有效开工率73%，有效产能占全球总产能的32.4%。需求端，2020-2024年，全球PPS树脂消费量由 9.9万吨增长至12.9万吨，期间年复合增长率约为6.8%。全球PPS树脂需求量稳健增长是高端制造产业扩 张、材料性能需求升级、制造技术进步及可持续发展趋势共同作用的结果，多重驱动因素形成持续增长 合力，推动市场规模不断扩容。聚焦中国市场，受益于汽车、环保、电子电器等下游行业不断发展，对 PPS树脂需求量 ...

Core Viewpoint - The article discusses the advancements and market potential of bio-based polyphenylene sulfide (PPS) products by Xinhecheng (002001.SZ), highlighting their 100% bio-based content and performance parity with traditional products, which positions them well for demanding applications in sectors like electric vehicles and 5G communications [2][7]. Group 1: Product Development and Market Response - Xinhecheng's bio-based PPS has achieved 100% bio-based content and matches the mechanical performance of traditional PPS, making it suitable for harsh conditions [2][3]. - The company has entered a small-scale sales phase for its bio-based PPS, receiving positive market feedback [2]. - The bio-based PPS product has received ISCC certification, indicating its compliance with sustainability standards [2][4]. Group 2: Industry Landscape and Competitive Position - The global production of PPS is primarily dominated by the US, Japan, and China, with China's self-sufficiency rate increasing from 45% in 2020 to 64% in 2023 [3]. - Xinhecheng is the only domestic company capable of stable production across various grades of PPS, with a total capacity of 22,000 tons per year and plans to expand further based on market demand [6][7]. - The company has successfully integrated its PPS products into the supply chains of leading global firms like Tesla and CATL, enhancing its competitive edge in the international market [7]. Group 3: Challenges and Future Outlook - The bio-based PPS production faces challenges such as raw material refinement, immature synthesis technology, high production costs, and environmental concerns [6]. - Despite these challenges, Xinhecheng is positioned as the second-largest PPS producer globally, following Toray, and is actively exploring new application scenarios for its products [7][8].