宋遼兩國訂立澶淵盟約之後，建立起友好的和平外交關係，雙方經常派遣使節進行交聘的活動。但是在長期的交聘活動過程中，卻有時候會發生言行交鋒的情況。筆者在本文中，即是針對此種史實列舉出相關的事例，作一初步的探討，期使讀者透過此一角度，來瞭解宋遼兩國能維持一百多年的和平外交，確實是一件頗不容易的事情。

After the two countries of Song and Liao were engaged this agreement in the name of Shan Yuan Alliance, friendly and peaceful diplomatic relations thus being established, both two parties usually dispatched the envoys to perform the diplomatic activities. However, the mutual parties sometimes brought about the situation of words and deeds in the struggle during the period of such a long term diplomatic activities. The writer in this text was aimed at this historical truth to enumerate the relative examples, doing this initial inquiry. It is to enable the readers to realize that the two countries of Song and Liao could maintain such peaceful diplomatic relations over one hundred years, and it is indeed not an easy task.