Jin Wen Gong's name is Chong'er, the monarch of the Jin State during the Spring and Autumn Period of China, but it was not smooth for Jin Wen Gong to become the king of the Jin State, and Jin WenGong's father, Jin Xiangong, was favored by Li Ji during his reign, and Li Ji wanted to make her son the crown prince, she first made a rumor to the Jin Gong, and transferred the crown princes Shen Sheng, Zhong Er, and Yi Wu away from the capital.
Later, he framed Crown Prince Shensheng and Zhong'er, Yiwu wanted to poison Jin Xiangong, forced Crown Prince Shensheng to commit suicide, And Zhong'er and Yiwu left the Jin state and went into exile, and Chong'er went into exile in the field for nineteen years.
Zhong'er stayed in the State of Zhai for twelve years, and then went to weiguo, where the king of wei did not receive them, and went into exile in the state of Qi, the state of Cao, the state of Song, the state of Zheng, the state of Chu, and the state of Qin. Qin Xiangong, the ruler of the State of Qin, favored Heavy Ear and supported Heavy Ear's return to the Jin Dynasty to take the throne, so the State of Qin escorted Heavy Ear back to the State of Jin.
During the reign of Duke Wen of Jin, he appointed virtuous ministers to trade and agriculture, which greatly increased the national strength of the Jin state. He also united the State of Qin and the State of Qi to fight against the State of Cao, attacked the State of Wei, saved the Song Dynasty, and quelled the rebellion of the Zhou royal family, and was rewarded by Zhou Tianzi. In 632 BC, the Chu army was defeated at the Battle of Chengpu, and the various countries were gathered to form an alliance in the Practice of The Land, becoming the second hegemon in the Spring and Autumn Period, and creating a century-long hegemony of the Jin state.