What do the seven methods of Yaolin Wonderland mean?

It refers to the legendary fairyland, which is considered as the most beautiful place in the world. Seven laws mean that this poem consists of seven metrical poems. By describing the beautiful scenery of fairyland, this poem expresses the author's yearning and pursuit for fairyland, and also expresses his disappointment and dissatisfaction with real life. In the poem, Bai Juyi described the fairyland as a beautiful and mysterious place with colorful jade ponds, exotic flowers and beautiful fairies, where people can forget the troubles and pains of the world. However, in real life, the author feels that things are impermanent and life is short, full of pain and misfortune.