Ningbo Exciton Technology Co., Ltd. engages in the research and development, manufacture, and sale of optical films and functional films in China. The company operates through four segments: Optoelectronics, Photovoltaics, Automotive, and Batteries. It offers optical film products, including diffusion film, brightness and laminated enhancement film, quantum dot film, laminated silvered reflector, 3D grating film, and explosion-proof film.