5微米隔膜薄如蝉翼，探秘恩捷股份“智慧工厂”里的黑科技

Core Viewpoint - Yunnan Enjie New Materials Co., Ltd. reported a revenue of 5.763 billion yuan for the first half of 2025, marking a year-on-year increase of 20.48%, driven by its wet lithium battery separator business which continues to solidify its global leadership position [2] Group 1: Company Performance - The company achieved a revenue of 5.763 billion yuan in H1 2025, reflecting a 20.48% increase year-on-year [2] - Enjie has established a strong market presence in the lithium battery separator sector, leveraging significant technological advantages and market resilience [2] Group 2: Manufacturing and Technology - The Yuxi base features an advanced smart manufacturing system, designed to meet Industry 4.0 standards, allowing for real-time monitoring and flexible manufacturing processes [3] - The main product, a lithium battery separator with a thickness of only 5 micrometers, demonstrates superior strength, capable of withstanding a vertical puncture of up to 560 grams, with a 16.7% increase in puncture strength compared to conventional products [3][4] - Enjie has implemented an innovative online coating process that integrates base film manufacturing and coating, significantly enhancing production efficiency and quality consistency [4] Group 3: Quality Control and Supply Chain - The company employs a "four-in-one" quality control system that aims for "zero defects" in delivery, enhancing its competitive edge [4] - A robust supply chain management system ensures stability and efficiency, with exclusive supply agreements and rapid response capabilities [4] Group 4: Research and Development - Enjie invests an average of 700 million yuan annually in R&D, holding 505 effective patents related to lithium battery separators, with an additional 304 patents pending [6] - The company offers over 130 types of separators, catering to diverse markets including high-end power batteries and consumer electronics, with products meeting international standards [6] Group 5: Future Outlook and Strategic Initiatives - Enjie has entered the solid-state battery materials sector, focusing on sulfide technology, which is expected to have significant commercial potential [7] - The company is developing a production line for sulfide solid electrolyte materials, with plans for large-scale production to support its comprehensive product matrix covering liquid, semi-solid, and solid-state batteries [7] - Enjie aims to remain a key supplier in the evolving battery landscape, anticipating that solid-state batteries will coexist with traditional technologies [7] Group 6: Market Position - Enjie serves over 50 leading battery clients globally, including CATL and BYD, with a projected market share of nearly 26% in the global electric vehicle separator market by mid-2024 [8] - The company emphasizes its technological edge as a core competitive advantage, ensuring it remains at the forefront of market competition through continuous innovation [8]