Lieutenant Hung

Why did the stone stele that suppressed the 108 demon kings "open in the face of floods"? Does "Hong" refer to Lieutenant Hong?
Lieutenant Hung Demon King stele Wanli Capital Renzong Xinghua Northern song dynasty Heavenly Emperor Hiroshi Fumihiko
12-16
In the Water Margin, Hong Taiwei and Gao Taiwei appeared, what did this lieutenant's official position do?
Outlaws Lieutenant Hung Gao Li Hong Taishi
12-13