As global industries continue to pursue sustainable manufacturing, advanced polymers, and high-performance functional materials, Shanghai Langyi Functional Materials Co., Ltd.*is strengthening its commitment to technological innovation and international cooperation. Founded in 2010, Langyi has developed into a technology-driven enterprise integrating research and development, manufacturing, and global marketing. With R&D and production bases in Shanghai and Shandong, the company focuses on delivering specialty functional additives and differentiated material solutions across the industrial value chain. Langyi’s product portfolio covers a broad range of advanced functional materials, including anti-hydrolysis additives, chain extenders, infrared reflective materials, antibacterial additives, ion adsorbents, water-based curing agents, and other