Because of the interlocking tones, it is also called Lian Zhu or Ju Lian. It uses thimble to organize poetry, that is, the words at the end of the previous sentence are used at the beginning of the next sentence, which are connected up and down, sentence by sentence, and generally rhyme, so it rhymes.
Short chain sounds, popular and interesting, easy to remember, suitable for chanting, and helpful to develop children's thinking and language.