This does not make much sense. It sounds to me as though it supposed to be a children's rhyme, but I am not sure. I have tried to rewrite and make as much sense of it as I can below, but please do not think that I have revised or translated it perfectly. I am only guessing: "Dragon Dad had many children. Many children had Dragon Dad. When they were singing, when they were laughing, they always wished the same to you!