"When Dong subsequently accompanied Shi in capturing Luoyang and then attacking the key outpost Heyang (河陽, near Luoyang), however, he took the opportunity to flee from Shi's camp and rejoin Li Guangbi, then defending Heyang.Emperor Suzong made Dong the military commander of the Shanxi () and Shence () Armies, and bestowed on him not only the imperial surname of Li, but also a new personal name, Zhongchen ("faithful subject").