Pic Description: Tang Dynasty in the Taizong, Emperor Dynasty (627 ~ 683) is the new frontier period. When pre-Sheng Tang refers directly under the home counties of the territory of the territory concerned, less than the Han Dynasty. Ji Mi as to the scope of words, is far more than the Han Dynasty. When the heyday of the Tang Dynasty more than 800 Ji Mi, belonging to both sides of Elementary and six nursing House. Six Dohobu very large areas under the jurisdiction of Jimi. On the north as Siberia south to the Persian Anxi farthest north, west to the Aral Sea Court, An east to the Korean Peninsula, the Sea of Japan, Annan, to the southeast of Yunnan and northern Vietnam.