2. The territory of the ancient Xiongnu centered on the Mongolian Plateau and extended to the east of Inner Mongolia. The Great Wall of the South is adjacent to the Qin and Han Dynasties and once controlled the Hetao and Ordos regions. Crossing Altai Mountain to the west, reaching Qingji and Fergana Valley, and reaching the periphery of Lake Baikal to the north. Known as the "country of hundred barbarians".
3. Xiongnu, an ancient nomadic people in northern China, rose at the foot of Yinshan Mountain in Inner Mongolia today. They wore long hair. Above Tang Yu, there are mountain glory, stubbornness and meat porridge, which live in Beiman and move with the grazing. Xiongnu in China ancient books is a powerful nomadic people who ruled the northern part of the Central Plains in the late Qin Dynasty and early Han Dynasty.