Materials refer to photos, words, videos, documents, recordings and other materials related to cooperation, or new songs recorded by stars, new dramas shot and magazine photos taken, all of which belong to the category of "materials". The material is generally published by the star studio or the star himself on various network platforms, such as Weibo and Tik Tok.
In the entertainment circle, stars will publicize their works by publishing materials. Generally, some materials will be released in advance for preheating, and all materials will be released when their works are officially broadcast. This is a common marketing strategy, not only used by stars, but also by many businesses.