Yong-le: Year 5, Month 6, Day 29
2 Aug 1407
Dao Si-nang, who had been sent by his father Nang Huan, the chief of the Gan-yai Chief's Office in Yun-nan came, with others, to the Court and offered tribute of elephants, horses, gold and silver utensils and local products. Paper money and silks were conferred upon him.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 11, page 0963/64