In the Spring and Autumn Period, the fifteenth monarch of Weiguo, whose real name was Ji Jin, and his father was Wei Zhuanggong. He may have taken refuge in Xing during the Zhouxu rebellion. Later, the Wei people were disgusted with Zhouxu, so he killed Zhouxu and welcomed his son Jin from Xing to Xuangong (reign: 718 BC-700 BC).

In his early years, Xuan Gong had an affair with his father's concubine Yi Jiang, and later had a son with Yi Jiang, named Ji, also known as Jizi, which means a child who is eager to come to the world. Originally, this son was made the prince, and when he became an adult, he asked Qi for a marriage, hoping that the daughter of Qi Xi Gong would marry Ji, and this marriage was settled. However, before the wedding, Xuan Gong learned that the bride was beautiful and beautiful, which made his mind ripple, so he built a new platform on the Yellow River, took her as his own, and married another woman for Ji. The daughter of Qi Xi Gong was later called Xuan Jiang, and Xuan Gong's forced acceptance of his daughter-in-law who had not passed the door was called the Xintai scandal. Later, Wei people wrote a poem "Xintai" to satirize it.

In the aftermath of the proclamation of the kingdom, he was very much loved by the proclamation, so that the Yogi, who was loved by the proclamation, hanged himself because of the loss of affection, and the Yogi was also the true lady of the proclamation. The proclamation and the proclamation of the kingdom were born with the two sons of Shao and Shao, and Shao intended to make his son the prince, so that the Yogi and Shao were joined in the proclamation before the conspiracy, and the proclamation was also because of the year the bride was taken away, and there was no pleasure for him, but the proclamation still wanted to abolish him. At this time, the proclamation heard the proclamation of the kingdom and the two brothers were murdered.

When the prince died, the prince became the prince. In the second year, the prince died, and the prince became the prince. But the right-wing prince was disgraced by the prince's proverb to receive the throne, and finally the event of holding the prince.