《太平广记·卷二百三十九·谄佞一》
唐朝时全国划分为十道。在十道中，每年向宫中进献的阉人，也叫私白，闽进献的最多。
诸道每岁进阉人，所谓私白者，闽为首焉。
During the Tang Dynasty, the country was divided into ten circuits. Among the ten circuits, Fujian contributed the most castrati, also known as "privates", to the palace.