Fengtai Nano is an enterprise focusing on the research, development, production and sales of polymer nano environment-friendly melamine foam. Its main product, melamine foam, has flame retardancy, high temperature resistance and thermal stability without adding flame retardant. The perforated three-dimensional mesh structure gives it good sound absorption, heat insulation, lightweight, and excellent secondary processing properties. The product is applied in vehicles and rail transit, aerospace defense, clean industry, construction, etc.