Wan-li: Year 17, Month 10, Day 2
9 Nov 1589
Mo Mao-qia, the commander of the Annam Commandery, came to the military headquarters of Guang-dong/Guang-xi and submitted a request to be permitted to offer two batches of tribute, one due from the past and the other due at this time. The request was approved by Imperial command.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 105, page 4037