一块布，硬卡英伟达的脖子

Core Viewpoint - The article emphasizes the critical role of high-end electronic fabric in the AI computing power revolution, highlighting the dominance of Japanese manufacturers in this niche market and the emerging competition from Chinese companies [4][5][7]. Group 1: High-End Electronic Fabric Market - High-end electronic fabric, essential for AI servers, is primarily produced by Japanese companies like Nitto Denko, Asahi Kasei, and AGC, which control nearly 70% of the global market [5][7]. - These companies have established a significant competitive advantage through decades of research and development, creating a robust patent network that covers the entire production process [7][10]. - The production of high-end electronic fabric requires substantial investment, with costs for advanced production lines exceeding 500 million yuan (approximately 75 million USD), making it difficult for new entrants to compete [7][10]. Group 2: Chinese Companies' Response - Chinese companies, such as Honghe Technology and Linzhou Guangyuan, have begun to break the Japanese monopoly by developing their own high-end electronic fabrics, achieving significant milestones in ultra-thin and low-dielectric materials [9][10][14]. - Honghe Technology successfully mass-produced 9-micron ultra-thin electronic fabric in 2021, marking a significant breakthrough against foreign dominance [9][10]. - Linzhou Guangyuan became the first domestic company to achieve mass production of low-dielectric fabric in 2021, showcasing the potential for innovation within the Chinese market [10][14]. Group 3: Material Science and Innovation - The development of high-end electronic fabric is a complex process that requires extensive experimentation and innovation in material science, often surpassing the challenges faced in chip and algorithm development [15][17]. - The article argues that breakthroughs in material science are crucial for the advancement of technology sectors, including AI, aerospace, and renewable energy, indicating a broader trend of material innovation in China [15][17]. - The successful production of M9-grade quartz fabric by companies like Feilihua represents a significant step in reducing reliance on Japanese materials and enhancing China's technological independence [11][13][14].