Functional Materials business unit involves household appliances, construction, cold chain, new energy and other fields. The main product series include rigid foam polyether series such as sheet metal, spray coating, pipeline, imitation wood, full water, Mannich, flame retardant, OTDA, etc., customized composite materials , environmentally friendly flame retardants and rigid foam silicone oil, to provide customers with green, low-carbon, superior performance products and comprehensive solutions.