“Aging”has become an urgent social issue in the process of East Asian modernization and has been focused by the global media continuously.The documentary is important narrative medium for the population aging which presents the situation of China's aging and reproduces the image of the old people.It gradually enhances the“media visibility”of the elderly and makes“aging”from a hidden issue into a dominant one.Documentary creation also actively responded to the national advocacy that transition from“successful aging”to“active aging”to reshape the audience's perception of the elderly.However，discourse imbalance and elderly discrimination still exist in the image.The documentary should construct a positive image of old people and promote constructions of healthy aging and active aging.