Bixing is an artistic principle, and Seven Stars is a method of expression. Bixing includes two figures of speech: Bixing and Xing. Bixing is a metaphor, and another thing is compared with this thing. Xing is a kind of association, another word that is spoken in advance to arouse the chanting. Enlightenment is to learn from the resurrection techniques in classical poetry, say one thing first, and then trigger it on this basis, so as to make the relevant truth clear.
Bixing is to entrust feelings, and rising is to trigger feelings. Bi Xing requires that the description of things should contain real social content and profound and sincere feelings in order to satirize things and compare them with others. It is required to say something related to the theme before telling a story, so as to arouse readers' association and imagination and give people a clear and profound impression.
Bixing runs through the whole article, and the seven stars are the beginning. Bi Xing asked the whole poem to revolve around a central image or theme to form a complete artistic conception. Start only needs to be used once at the beginning of a poem or a section, as a beginning or transition, echoing the content behind.