证券日报网讯长阳科技11月24日在互动平台回答投资者提问时表示，公司CPI项目正在建设中，公司将 加快CPI薄膜(透明聚酰亚胺薄膜)项目的开发与验证速度。 ...

格隆汇11月24日｜有投资者在互动平台向长阳科技提问：请问贵司的首条CPI薄膜产业线是否竣工？请 问贵司的CPI薄膜产品是否已过中试阶段？长阳科技回复称，公司CPI项目正在建设中，公司将加快CPI 薄膜(透明聚酰亚胺薄膜)项目的开发与验证速度。 ...

长阳科技（688299.SH）10月21日在投资者互动平台表示，公司CPI项目正在建设中，公司将加快CPI薄 膜（透明聚酰亚胺薄膜）项目的开发与验证速度。 （文章来源：每日经济新闻） 每经AI快讯，有投资者在投资者互动平台提问：董秘，你好！投资者们非常关注贵司所研发的CPI薄 膜，这是可以打破国外垄断的产品。请问贵司投资建设的首条CPI薄膜厂是否已竣工投产？每月的产量 可以达到多少呢？ ...

Core Viewpoint - The company Longyang Technology has revised its production capacity for lithium battery separators due to market pressures and declining prices, leading to significant financial losses in 2024 [2][3]. Group 1: Project Adjustments - Longyang Technology has changed its annual production capacity for the lithium battery separator project from 650 million square meters to 350 million square meters [2]. - The annual production capacity for the energy storage and power vehicle lithium-ion battery separator project has been reduced from 400 million square meters to 200 million square meters [2]. - The adjustments are primarily due to cost-cutting pressures from downstream markets and intensified competition, resulting in a continuous decline in separator prices [2][3]. Group 2: Financial Performance - In the first half of 2025, the company reported operating revenue of 525.30 million yuan, a year-on-year decrease of 18.81% [3]. - The net profit attributable to shareholders was -8.55 million yuan, reflecting a year-on-year decline of 150.11%, mainly due to impairment losses on fixed assets and construction projects at subsidiaries [3]. Group 3: Project Developments - The Hefei New Energy project with an annual capacity of 560 million square meters for lithium-ion battery separators was completed in August 2024, but the actual capacity is only 460 million square meters [2]. - The Zhejiang Longyang facility has completed procurement for an annual capacity of 200 million square meters of separators, with production expected to commence in December 2025 [2]. Group 4: Product Development - The company has independently developed a high-porosity, large-pore, and highly compressible electrolyte composite membrane, which has received orders from leading domestic and international clients [4]. - The company is accelerating the development and validation of CPI films (transparent polyimide films) for flexible OLED cover applications, sourcing raw materials directly from suppliers [4].