What is the relationship between Huangdi, Yan Di and Shennong?

The Yellow Emperor and Yan Di are brothers.

Yan Di is a family of Shennong, and the view of this school prevails now, which is considered as the mainstream school.

This is recorded in Five Emperors Historical Records, and Hua Xushi is the ancestor of the Chinese nation in Five Emperors Huangdi. Hua Xushi gave birth to Tai Hao. Tai Hao was born in Fuxi, Nuwa. Fuxi, Nu Wa gave birth to a young child. Little temple gave birth to Emperor Yan and Yellow Emperor. Therefore, it can be proved that the Yellow Emperor and Yan Di are brothers.

Extended data:

The leaders of ancient Jiang tribes in China were honored as Shennong, Wei Xiao, Lianshan and Lieshan, and Zhu Xiang, posthumous title (it is still controversial, and it is also said that three generations of leaders of Zhu Xiang tribe were honored). Legend has it that the leader of this tribe is called Jiang. Because he knows how to use fire to get the throne, he is called Emperor Yan. Since Shennong, there have been nine generations of Yandi, who gave birth to Wei Xiao, Ming Di, Zhidi, Taizu, Aidi and Kedihe, which have been passed down for 530 years. Emperor Yan was honored by Taoism as Shennong, also known as Wuyi Shennong.

Huangdi (2765438 BC+07 BC-2599 BC): the leader of the ancient tribal alliance in China and the leader of the ancient Chinese nation in China. The first of the five emperors. Known as China's "ancestor of mankind". According to legend, he is the son of Shao Dianhe, whose real name is Gongsun, and later changed his surname to Ji Xuanyuan. I live in the hill of Xuanyuan, named Xuanyuan, and there are bears in the capital, also known as Xiongshi. Others call it "Di Hong's".

References:

Baidu Encyclopedia-Yan Di? Baidu encyclopedia-Huangdi