No son. There is only one daughter in the family. He regards this daughter as a treasure. She is married, and her daughter and son-in-law are childhood friends. Li Rucheng was born in an intellectual family in Shanghai on 195 1. There are four brothers and sisters at home. Li Rucheng ranks second, with one sister and two younger brothers, and the eldest son is at home. Li Rucheng, the founder of Youngor, led the group to overcome many difficulties and achieved today's scale.