Seong of Balhae
Seong of Balhae,, sometimes called by his birth-name Dae Hwa-yeo, was the 5th ruler of the Balhae. He was the grandson of King Mun, his father being the deceased heir Dae Goeng-rim.Reign
He chose the era name Jungheung. King Seong was a very physically weak person, and lived for a few months after his rise to the throne. The most notable accomplishment that was done during his reign was the moving of the capital to Sanggyeong.
