咸平四年宋辽羊山之战后,宋在河北沿边大浚河渠以加强对辽的防御,辽也时出兵骚挠。《长编》卷五一咸平五年四月乙酉条:时沿边大浚河渠,契丹颇挠其役,又自威虏军西入寇。诏知雄州何承矩出兵以分敌势。承矩虑敌知自本郡出,即来修怨,乃以无骑为辞,止应诏遣小校杨万金率卒五千,自顺安军东出混泥城,称众寡不敌而还。 In the fourth year of the Song Dynasty, after the war in Songliao Mountain, Song dredged the dredging along the Dredging Canal in Hebei Province to strengthen the defense of the Liao Dynasty. “Long” volume five one Xianping five years in April B Siyu: Duan along the river canal, Khitan quite flex its service, but also since the Krupp army into the bandits. Chao Zhi Xiong Zhou Cheng Mo sent troops to sub-enemy forces. As soon as the enemy knew that he had come out of this county, he would complain about it. Instead, he ordered the death of Yang Wanjun, a soldier of a small school, to a rate of 5,000. also.