 Having decisively won the battle and once again turned the tide of the war in favor of the Communists , the Battle of the Ch 'ongch 'on River represented the peak of the Chinese military 's performance in Korea . However , Mao interpreted the UN ceasefire as a weakness that China should further exploit . Against advice from Peng and other senior military leaders , Mao ordered the PVA to invade South Korea — a mission that was beyond the Chinese military 's abilities while breaking the fragile Chinese supply lines . Recognizing the Chinese difficulties , Ridgway then led the Eighth Army to inflict severe losses on the PVA during the Chinese offensives of 1951 . 
