Xian county: xian county belongs to Cangzhou City, Hebei Province, bordering Beijing and Tianjin in the north, Bohai Sea in the east, Zhongyuan in Nantong in the west and Shijiazhuang in the west. It is one of the counties and cities in Beijing-Tianjin-Hebei metropolitan area and Bohai economic circle. Total area 1 174 square kilometers, covering 18 townships, 1 state farms and 500 administrative villages. 20 13, with a total population of 620,000 in xian county. In 20 13, xian county administered 4 towns, 13 townships and 1 ethnic townships. ?

Liu De: ① (BC 17 1- BC 130), the second son of Liu Qi, the half-brother of the deposed Prince Liu Rong, his mother Li Ji, an imperial clan of the Western Han Dynasty and a bibliophile.

(2) In April of the second year of Emperor Jing of Han Dynasty (155 BC), Liu De was made king of Hejian (now xian county, Hebei Province).

③ Liu De's great contribution to the preservation and continuation of this precious heritage of ancient culture is inseparable. Liu De has been king for 26 years, but he has never been involved in the political whirlpool of the king's struggle for power and profit. On the contrary, he devoted his whole life to collecting and sorting out China cultural ancient books. Shi Mao and Zuo Zhuan, which had a great influence on later generations, should be Liu Dezhi's achievements.

(4) After being suspected by Liang Wudi, Liu De became worried and fell ill, and died in Guo Feng in 130 BC. Emperor Wu of the Han Dynasty remembered his contribution and named him "King of Book Donation", which was commonly known as "King of Book Donation" by local people. After Liu De's death, he was buried in his mansion. His tomb is the tomb of the king here.