The children's drama "The Ballad of the Soybean" is one of the few children's red revolutionary stories in the history of the Chinese revolution, adapted from the documentary literature of the same name written by Luo Lili, the "living little carrot-head", based on his personal experience. The play shows the process of little Lili's tenacious life, hard study and continuous growth in Lanzhou Shagou Secret Prison, which is an inspirational drama. During the event, the children sang the "Ballad of the Soybean", led by community volunteers, "The broad bean stalks are low and low, and the soybeans have iron bodies. Power to stand in the jail boasts of soybean, the world to eat the number one ...... ", a small nursery rhyme, contains a great deal of truth, enriching the learning life of minors, but also to help them set up from childhood to do an ideal, moral new era of good teenagers.