明永乐年间，积极发展与南海、印度洋各国的友好关系，遂出现了中外关系和海外贸易史上空前伟大的时期。海外诸国遣使入明报聘者不绝于海道，仅以南海穆斯林国家国王为首来华的朝贡使团就计有七次之多，从而将明朝与海外各国的友好交往推进到高潮 Ming Yongle years, and actively develop friendly relations with the South China Sea, the Indian Ocean countries, there has been an unprecedented era of Sino-foreign relations and overseas trade unprecedented. All the overseas countries sent enlisted people to declare that the recruiter had no shortage in Hokkaido. Only the tributary missions to China headed by the Muslim kingdoms of the South China Sea counted as many as seven times, pushing the friendly exchanges between the Ming Dynasty and overseas countries to a climax