Zheng-tong: Year 1, Month Intercalary 6, Day 27
9 Aug 1436
The attendant minister Tao Gong-zhuan and others who had been sent by Li Lin, who was temporarily in charge of the affairs of the country of Annam, came to Court and presented a memorial and local products. Variegated silks and other products were conferred upon them.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 23, page 384