双欣环保以创新为核心驱动力，通过双欣研究院、光谱技术创新中心及企业技术中心的完善研发体系， 配备产品性能评价装置、树脂中试装置等先进研发设备，形成"产学研用"深度融合的创新生态。公司在 高性能材料绿色制造、智能化生产等领域持续前进，成功突破一系列核心技术壁垒，开发出光学膜专用 PVA等高端产品，部分产品关键指标达到国际领先水平，实现从原材料到终端产品全链条自主可控。 在绿色发展与产业升级双重驱动下，双欣环保的产品已广泛应用于汽车制造、高端包装等多个领域，打 破国际品牌在高端市场的垄断格局，助力我国汽车玻璃及显示器产业链关键环节实现国产化突破，显著 提升产业链、供应链安全水平。 新华财经呼和浩特12月30日电（蔡博腾 杨启）12月30日，内蒙古双欣环保材料股份有限公司（以下简 称"双欣环保"）在深圳证券交易所主板正式挂牌上市。这家深耕高端功能膜材料领域的企业迈入资本赋 能、加速发展的全新阶段，标志着内蒙古自治区深入实施"天骏计划"，从源头提升上市公司质量的新突 破。 双欣环保通过科技赋能，构建"石灰石—电石—醋酸乙烯—聚乙烯醇—特种纤维"科学低碳全生命周期绿 色循环全产业链布局，构建覆盖安全玻璃、偏光片、PVA ...

Core Points - The company held its 44th meeting of the 8th Board of Directors on September 29, 2025, where Li Gang was elected as the Chairman of the Board [1][2] - The previous Chairman, Yin Kefa, resigned on September 1, 2025, and will not hold any positions in the company or its subsidiaries [3][4] - The company reported a revenue of 1.6 billion yuan for the first half of 2025, a slight decrease of 1.41% year-on-year, but a significant increase in net cash flow from operating activities by 2648.95% to 325 million yuan [4][5] Company Leadership Changes - Li Gang was elected as the Chairman of the 8th Board of Directors with a unanimous vote of 8 in favor [1][2] - Yin Kefa's resignation was effective immediately upon the board's receipt of the controlling shareholder's letter, and he will not hold any positions in the company post-resignation [3][4] Financial Performance - The company achieved a net profit attributable to shareholders of 35.23 million yuan for the first half of 2025, a decrease of 19.73% year-on-year [4][5] - The core business of polarizers generated 1.511 billion yuan in revenue, accounting for 94.41% of total revenue [4][5] - The overall gross margin improved by 0.47 percentage points to 14.87% despite challenges such as increased costs and R&D investments [5]