Guoke Huachuang is a scientific and technological enterprise dedicated to R&D and production of high-quality and low-cost porous transport layer, and the first key incubation enterprise of "combination of appropriation and investment" in Yancheng City jointly promoted by Jiangsu Industrial Technology Research Institute and Jiangsu Coastal Renewable Energy Innovation Center. Relying on the research on PEM water electrolysis hydrogen production and core parts by "Hydrogen Energy Technology Innovation Center" of North China Electric Power University for many years, the company solves the problem of import substitution of titanium fiber porous transport layer.