本文以宋遼兩國新君登位時所進行的祝賀交聘活動為主軸，探討與其相關的問題，包括史書常未記兩國使節姓名、宋人史書與《遼史》所記人名或日期不相符合，以及使節與對方君臣在交聘活動過程中所發生的一些狀況，期使讀者能更了解宋遼外交的史實。

This article aims the new emperors of Song and Liao ascending the throne that engaged in diplomacy of congratulations, to study on the relative questions, including the historical books not recorded the names of mutual envoies, the historical books of Song`s people recorded names and dates which did not correspond with what “ Liaoshi ” recorded , and the conditions what had happened on between the envoies and mutual emperors and courtiers, to enable readers understand more of historical evidences of the diplomacy between Song and Liao.