What's Emperor Yan's surname?

The Yellow Emperor is the legendary leader of the ancient Chinese nation and the head of the Five Emperors. According to legend, the Yellow Emperor surnamed Gongsun was born in the hill of Xuanyuan, hence the name Xuanyuan (Tiannian). He grew up in Jishui, so he took Ji as his surname. Later, the country was established in Youzhou, so it was also called Xiongshi. He regards soil as king and soil as yellow, so he is called the Yellow Emperor. The Yellow Emperor is a legend in ancient history. The most wonderful story about him is the war between the Yellow Emperor and Yan Di and Chiyou. In the end, the Yellow Emperor won the victory and was acclaimed as the leader of the tribal alliance by all tribes. During the period of the Yellow Emperor, sericulture, boating, writing, temperament, medicine and arithmetic were all invented first and then developed. His contribution has been praised by later generations, and he is known as China's "ancestor of humanity".

He is the leader of the ancient Jiang tribe in China. The name of this tribe is or Lishan, which is located in the upper reaches of the Yellow River and Weihe River. According to historical records and other ancient books, Emperor Yan's surname is "Yi Jian" and his name is Stone Mill. Mother is Gillian's daughter, named Japanese female Deng, a young princess. Give birth to Emperor Yan. Than long, it is called' Jiang'. According to the "Outline" and other records: "Emperor Yan ruled the world with fire virtue instead of Fuxi, whose vulgarity is more important than the end, rich but not contending, obedient to the people but not ordering, strong but not killing, frugal but not annoying, so it is from the toes in the south, to the secluded capital in the north, to the intestines valley in the east and to the three dangers in the west." "Yue Jue Shu" said: "In the past, Shennong ruled the world, and it has benefited, so I don't want to report it; Not greedy for the wealth of the world, but the wealth of the world; Don't pretend to be smart, but the world respects it. "