The Qing Emperor had a total of five sons. The Crown Prince was the Qing Emperor's second son.
Li Chengqian had three sons. Their names were Li Chengzong, Li Chengdao, and Li Chengde.
According to the information provided, Yan Ruohai had a son named Yan Bingyun.
Zhao She had two sons. His eldest son was Zhao Kuo, and his second son was Zhao Mu.
Yuwen Yong had seven sons. They were Yuwen Yun, Yuwen Zan, Yuwen Zhi, Yuwen Yun, Yuwen Chong, Yuwen Dui, and Yuwen Yuan.