"Bier Weihe Wei Changzhi Hua" comes from the anonymous "Caiwei" in the pre-Qin Dynasty.
The original sentence means: What kind of flower is in full bloom? It's Tangdi flower.
"Xiaoya·Caiwei" is a poem in the "Book of Songs", the first collection of poems in ancient China. This poem is written in the tone of a returning soldier, singing about the hard life and longing for home of the soldiers in the army. This poem uses overlapping sentence patterns and bixing techniques, which embodies the artistic characteristics of the Book of Songs.