Yong-le: Year 9, Month 2, Day 2
24 Feb 1411
The eunuch Zhang Qian and others were sent as envoys to the country of Bo-ni, carrying Imperial orders. They were to confer upon the king, Xia-wang, 120 bolts of brocaded fine silks, silk gauzes and variegated thin silks and to confer rewards, as appropriate, upon his chieftains.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 12, page 1438