During the selection process, the white eye with phenotype was the first selected goal, followed by the ebony body kept and the long winglet was discarded.

• 在选育过程中，以白眼作为第一目标选择性状，第二步选择黑檀体性状，淘汰长翅性状，最后提纯白眼黑檀体和小翅个体。