Jing-tai: Year 6, Month 7, Day 9
21 Aug 1455
The chieftain Dao Suo-meng and others who had been sent by Wan Dian and other subprefectures in Yun-nan, and... came to Court and offered tribute of horses and local products. Paper money, biao-li of variegated silks, suits of clothing made from ramie silk and thin silk and other goods, as appropriate, were conferred upon them.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 35, page 5516/17