Also in 621, Li Xiaogong defeated Xiao Xian the Emperor of Liang, who had controlled the modern Hubei, Hunan, and Guangxi region, forcing Xiao Xian to surrender.
Også i 621 besejrede Li Xiaogong Xiao Xian, kejser af Liang, der havde kontrolleret det moderne Hubei, Hunan og Guangxi-regionen, der tvang Xiao Xian til at overgive sig.