What is the poem about mandarin ducks?

Mandarin duck,

beating mandarin duck,

randomly dotting mandarin duck,

mandarin duck building,

mandarin duck bath ,

Yuanyang wall combination,

Yuanyang peach,

Yuanyang dagger,

Yuanyang brocade,

Yuanyang Pu,

Yuanyangguai,

Yuanyang resentment song,

Yuanyang character,

Yuanyang Tomb,

Yuanyang tiles,

Yuanyang slurry,

Yuanyang yin,

Yuanyang array,

Yuanyang slabs,

Yuanyang wisps,

Yuanyang cakes,

Yuanyang books,

Yuanyang eyes,

Yangjin,

Mandarin duck and chrysanthemum,

Mandarin duck,

Mandarin duck,

Desperate mandarin duck,

Mandarin Duck War Jacket,

Mandarin Duck Talisman,

Mandarin Duck Matching,

Mandarin Duck Hall,

Yuanyang Road,

Yuanyang Dream,

Yuanyang Vine