First of all, its selection of materials is highly popular, as the so-called "food and color are also". People of all classes, nationalities and ages can't live without food, so it can get the widest recognition and has the widest audience base.
Secondly, and most importantly, it is the humanistic feelings that run through the whole article. Zhang Tongdao, a friend of the film's director Chen Xiaoqing, said that Chen Xiaoqing himself is a gourmet with good taste. He brought this concept into his works and extracted his life experience from ordinary food. He wanted to make such a documentary for a long time and finally put it into practice in March last year. The filming process is also extremely difficult.