[1][2][3] Lan and his army marched through the Great Wall to Daning and then Qingzhou, where spies informed them that Tögüs Temür was encamped near the Buir Lake.
[1] However, General Wang Bi (王弼; Marquis of Dingyuan), a subordinate, reminded Lan that it would be foolish to return with such a large army without accomplishing something.
[1][2][3] The Hongwu Emperor issued a proclamation praising Lan Yu and comparing him to the famous General Wei Qing of the Han.
[2] Dreyer (1982) stated that the Ming captured 3000 notables, 70,000 ordinary Mongols, many domestic animals, the Northern Yuan crown prince and his younger brother, but that Tögüs Temür escaped.
[3] In his flight from the Ming army, Tögüs Temür eventually arrived at the Tula River, where he was murdered by the Mongol chieftain Yesüder.