sentences:  At night of May 13, 1948, the communist 2nd Column started its eastward push by striking the nationalist strongholds in Yanqing.The nationalists redeployed their 35th Army, 94th Army, 3rd Army and 4th Army to Huailai, Yanqing and Xuanhua, while detachments from the nationalist 16th Army and 92nd Army were redeployed to Shahe and Nakou in an attempt to besiege the enemy, but the enemy had already passed the region to the east of Yanqing and continued its eastward push.By June 2, 1948, with the help of the 11th Column of the communist Northeast Military District and units of the communist Hebei – Rehe – Liaoning Military District, the communist II Corps had severed the Beijing – Chengde Railway, taking towns / counties including Luanping (滦平) County, Longhua (隆化), Fengning (丰宁), and Flat Spring (Ping Quan, 平泉).