Poetry that paid more attention to rhythm in the Sui and Tang Dynasties was called

Five-character verse, seven-character verse.

We all say that Tang poetry and Song poetry, the Tang Dynasty is the time when seven-character poems and five-character poems reached their peak.

But Han Yuefu was also famous at that time. Yuefu poetry is also very famous, paying more attention to rhyme and meter, which was mainly used as songs and performances at that time.