Tian-shun: Year 5, Month 2, Day 23
3 Apr 1461
....Tao-meng Dao Na-xiang and others from Zhen-kang Subprefecture and Zhao Dao Gang-han-dao and others from Meng-ding Prefecture, both in Yun-nan, came to Court and offered tribute of horses, gold and silver utensils and local products. A banquet, as well as variegated silks and other goods, as appropriate, were conferred upon them.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 37, page 6718