| In the 1920s'and 1930s', Chinese photography is the first period of prosperity. Among them, Documentary Photography occupies the position can not be ignored, it is a true portrayal of that era, plays an irreplaceable historical value, but it also shoulders a special social mission and humanistic value. In this issue, the author through a large number of information integration and analysis discussed an overview of documentary photography, background, such as photography technique and related media, and photographic development of the theory. For analysis the humanism of the 1920s'and 1930s'Chinese Documentary Photography, we can grasp the essence of Documentary Photography. |