Yong-le: Year 22, Month 3, Day 14
13 Apr 1424
The chieftains sent by Dao Zhao-san, the pacification superintendent of Ba-bai/Da-dian; Dao Shuang-meng, the pacification superintendent of Che-li/Jing-an; and Xi-li Lan-ma-la, the native official of Bo-le, offered tribute of elephants, horses and gold and silver utensils. Paper money and silks, as appropriate, were conferred upon the envoys.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 14, page 2438