and the localization rate is expected to increase

polyimide film (pi film) is a high-temperature resistant organic polymer film, which is made of polyimide as the main body through casting, stretching and other processes. polyimide films have many uses and can be widely used in led displays, touch screens, electrical insulation systems, aerospace, electronic substrates and other fields. according to the “2022 polyimide film industry in-depth market research and investment analysis report released by…