Hong-zhi: Year 15, Month 10, Day 4
3 Nov 1502
The attendant minister Ruan Yu and others who had been sent by Li Hui, the king of the country of Annam, came to offer tribute. On their departure, brocaded silks and other goods were conferred upon their king. Further, a banquet as well as variegated silks and clothing were conferred, in accordance with the precedents, upon Ruan Yu and the others.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 59, page 3538