Neat sentence patterns, vast images and lofty words.
You don't need any literary theory to analyze it, you can feel its broadness. China's classical literature began with a hundred schools of thought contending, and writers of all ages have a hundred flowers and all kinds of parallel prose. I don't forget my feelings in careful consideration, and I am good at supporting the scenery, such as Fan Zhongyan's Yueyang Tower. Huainanzi is successful not only because of events, feelings and scenes, but also because it highlights reason and fragrance and makes boring truth vivid.
I have been reading, but because of the rhetoric and rhyme of Huai Nan Zi, I have to read it carefully. The ancients did this, and so did the past. In the words of non-bridge teachers:
Even after a thousand years, I can still see those words as if I were looking at my face.