Zhao Hongyin (Chinese: 趙弘殷) (899 - 3 September 956) was a military general in Imperial China's Five Dynasties and Ten Kingdoms period.. After his death, his son Zhao Kuangyin founded the Song dynasty in 960. His other son Zhao Kuangyi would also become a Song emperor.For this reason, Zhao Hongyin is posthumously honored as "Emperor Xuanzu (宣祖) …