影片从安宫牛黄丸的制作流程开始切入，采访了有几十年工龄的专业技师和同仁堂中医，然后逐步将视野扩大，追问中医与中国传统文化之间的关系，以小窥大，进而进行对于民族身份认同的思考。

The film began from the production process of Angong Niuhuang Wan, interviewed a few decades of professional technicians and Tong Ren Tang Chinese medicine practitioners, and then gradually expand the field of vision, ask the relationship between Chinese medicine and traditional Chinese culture, with a small glimpse, and then Reflections on National Identity.