YHKC, a national high-tech enterprise, offers a full range of nano precious metal catalysts (Pt/C, Ir/C, PtRu, PtCo, etc.). With kilogram-scale production, uniform particles (2.5-7.0nm) and high activity (up to 600mA/mg), they’re ideal for PEM electrolysis, fuel cells, and electrochemical reactions. We support customization and bulk orders, trusted by 300+ global clients.