据了解，我国高纯石英高端产品此前主要依赖产品和矿石进口，作为芯片等关键领域的卡脖子材料，近 年来我国一直在强化高纯石英资源的勘查评价体系。 公司方面指出：合成石英玻璃材料具有高耐温性、高纯度、高透明性、高稳定性、高功率承受能力以及 优异的化学特性，用作高端光学领域的透镜、棱镜、激光器以及TFT-LCD和IC用光掩膜基板。公司是 国内少数几家从事合成石英玻璃研发与制造的企业，在大规格合成石英玻璃材料制造技术及生产规模 上，处于国内领先地位，公司的高端光学合成石英玻璃材料已在国家多个重点项目中使用。公司研发的 无氯合成石英、高均匀性合成石英及低羟基和少羟基合成石英，成为紫外光学应用的优选材料；开发出 了超低膨胀系数石英玻璃，实现了零膨点温度区域可控，为空间探测、光频原子钟超稳腔等提供了材料 支撑。子公司光掩膜基板精密加工项目填补光掩膜版精加工领域的国内空白，有效完善国内光掩膜版行 业的产业链。（全景网） 了解更多公司与投资者交流互动详情，请点击：https://rs.p5w.net/html/148007.shtml 6月12日，"提质增效强信心 稳中求进促发展"——湖北辖区上市公司2025年投资者集体接待日活动 ...

菲利华：公司高纯合成石英砂项目已转入中试阶段 航空航天领域应用规模将不断扩大 智通财经6月12日电，菲利华(300395.SZ)公告称，公司高纯合成石英砂项目已转入中试阶段，有利于推 进公司自有完整的产业链建设，保障供应链安全。航空航天行业作为国家战略科技力量的核心领域，石 英玻璃纤维和以石英玻璃纤维为基材的复合材料将持续享受行业红利，在航空航天领域的应用规模将不 断扩大。公司始终密切关注国际贸易政策的变化并积极应对，致力于供应链的安全及可控性，确保公司 经营稳定。 ...

Core Insights - The company reported a revenue of 1.742 billion yuan for 2024, a year-on-year decrease of 16.68%, and a net profit attributable to shareholders of 314 million yuan, down 41.56% year-on-year [1] - The semiconductor business showed steady growth, while fluctuations in demand in aerospace, photovoltaic, and optical communication sectors led to an overall decline in revenue and performance [2] - The gross margin for quartz glass materials decreased due to changes in revenue structure and rising costs in the semiconductor sector, while the company’s net profit margin also declined [3] Financial Performance - For Q4 2024, the company achieved a revenue of 428 million yuan, a year-on-year decrease of 28.14%, but a quarter-on-quarter increase of 7.43%, with a net profit of 80 million yuan, down 37.5% year-on-year but up 27.52% quarter-on-quarter [1] - The quartz glass materials business saw a revenue decline of 21.43% to 1.050 billion yuan, primarily due to significant drops in the aerospace sector [2] - The company’s inventory balance increased to 743 million yuan, with raw materials accounting for 66% of the inventory, indicating a stable production capacity [3] Business Segments - The semiconductor materials and products business achieved an 11% revenue growth in 2024, driven by new high-end products and ongoing efforts for domestic substitution [2] - The aerospace sector experienced a significant downturn, impacting the overall quartz glass materials revenue [2] - The gross margin for quartz glass products decreased due to rising direct labor and manufacturing costs, although improvements in fire processing capabilities are expected to drive future growth [3] Future Outlook - The company projects net profits attributable to shareholders of 607 million yuan, 822 million yuan, and 1.147 billion yuan for 2025, 2026, and 2027, respectively, with year-on-year growth rates of 93%, 35%, and 40% [3]