3, is also one of film 4-big category. Whose characteristic is to be to show a marriage partner , not fiction pass with actual person and event, from the actual life choosing a model , abstracts a subject , reflects life directly in self image. The news film reports the news event happening lately. Restricting not accepting news like the documentary, can record current reality , also can reproduce past history; Can reflect attracting worldwide attention significant event , also not bad announce to the daily life some's sides not being paid attention to by person in.

4, popular-scientific film Popular-scientific film shorter form popular science film, it takes the experience spreading science knowledge , extending new technique as fundamental purpose, one of the 4-big category being also film. Being unlike a popular science film but being teaching movie , movie touring , an instructive film , study of science movie mark and so on according to the propaganda objective and the audience marriage partner.