Yong-le: Year 5, Month 9, Day 8
8 Oct 1407
Qiu Yan-cheng who had been sent by his father-in-law Shi Jin-qing, the chieftain of Old Port, came to Court and offered tribute. The Old Port Pacification Superintendency was established and it was ordered that Jin-qing be appointed as the pacification superintendent. A seal, a title patent, headwear and a belt, patterned fine silks and silk gauzes were conferred upon him.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 11, page 995