In addition to the frequent appearances of famous international brands that everyone is familiar with, there are also Chinese independent designer brands in the film. Among them, the most closely cooperating with is Haotian Wen, a brand of the same name managed by post- 90s designer Wen Haotian .
In "Little Era 4 ", we see Tang Wanru in Haotian Wen's suit. Although it is a bit surprising, we can also see Tang Wanru's role becoming mature as the plot develops. Little Era 4 In the middle, Wang Lin, as another representative of a strong woman, once also wore Haotian Wen to show her personality characteristics in the play.