According to historical documents, building the Great Wall more than 5000 km of the three dynasties: First, when Qin Shi Huang built the Great Wall of the West Lintao
The east of the Great Wall of Liaodong; Second, since the West Han Dynasty built in Xinjiang this year, both inside and outside the east of the Great Wall and Feng Sui Liaodong Pavilion barrier, full 10,000 over three thousand kilometers; third, built by the Ming Dynasty Jiayuguan in the west, east to Yalu River in the Great Wall, the length of 8851.841 km .
The east of the Great Wall of Liaodong; Second, since the West Han Dynasty built in Xinjiang this year, both inside and outside the east of the Great Wall and Feng Sui Liaodong Pavilion barrier, full 10,000 over three thousand kilometers; third, built by the Ming Dynasty Jiayuguan in the west, east to Yalu River in the Great Wall, the length of 8851.841 km .
