Ctiweb is a leading brand that specializes in web and sheet processing (converting) of functional films, sheets, metal foil, paper, non-woven fabric, synthetic paper, fibers, thin-film glass, ceramic sheets, and foam sheets in the Asia-Pacific region. Their core publication, Convertech, is the only information magazine dedicated to this field, focusing on functional and multilayer films, papers, and various other materials. Ctiweb also organizes Convertech Japan, a comprehensive exhibition showcasing converting technology, as well as seminars and other business events.

Converting, as defined by Ctiweb, involves the process of applying new techniques such as coating, laminating, and printing to relatively thin substrates like plastic films, metal foils, papers, non-woven fabrics, fibers, steel sheets, and glass. It combines various technical elements to create added value and has diverse applications in sectors such as packaging, agriculture and horticulture, construction, information and communication, energy, transportation, healthcare, security, environment, and disaster prevention. Moreover, Ctiweb's expertise extends to emerging fields like biotechnology and nanotechnology, further expanding its potential in the future