The Duke of Zhou was the title of the Zhou Dynasty, and the winner assisted Zhou Wang to govern the world. The first generation of Duke Zhou in history was named Ji Mingdan (about 1 100 BC), also known as Shu Dan, and was the fourth son of Ji Chang, the king of Zhou Wen. Because the fief was in Zhou (now Qishan North, Baoji City, Shaanxi Province), it was called Duke of Zhou or. As an outstanding politician, strategist and thinker in the early Western Zhou Dynasty, he was regarded as the founder of Confucianism and one of the most revered ancient saints in Confucius' life. There are many sayings of Duke Zhou in history. More famous is the Duke of Zhou mentioned in the Book of Changes. In addition, Premier Zhou Enlai was compared to the Duke of Zhou.