Yong-le: Year 6, Month 7, Day 25
15 Aug 1408
The chieftains Dai-mao and Li-yu of Pangasinan in the Eastern Ocean, leading their subjects, came to the Court and offered tribute of local products. One hundred ding of paper money and six biao-li of patterned fine silks were conferred upon Dai-mao and so on, two persons in all.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 11, page 1091