万马股份：公司生产海底电缆用绝缘层、海缆用超光滑半导电屏蔽料，已应用于多个国内外重大海底电缆输电项目

Group 1 - The company has developed and produced insulation layers for submarine cables and ultra-smooth semiconductive shielding materials, which have been successfully applied in several major domestic and international submarine cable transmission projects [2] - The company plans to continue leveraging its core technology to promote the localization of high-voltage submarine cable materials, enhancing product competitiveness in the market [2]