Carbon fiber raw filaments have a great impact on the carbon fiber industry. my country’s independent productivity of high-end products needs to be improved.

in the carbon fiber industry chain, the upstream mainly includes raw fiber and production equipment suppliers, the midstream is carbon fiber and carbon fiber composite material manufacturers, and the nstream is application. carbon fiber raw filaments are located in the upstream of the carbon fiber industry chain and are spun from materials such as polyacrylonitrile.…