两宋时期的江南一带,粮丰物阜,民康文兴,十分繁华。特别是南宋时期,北人南迁,富室巨户及手工艺人大多迁移到江南一带,进一步促进了江南的繁荣。宋代太湖地区稻米产量居全国之首,有“苏常熟,天下足”(指苏州和常州)的说法,可见宋代常州农业生产十分发达。历史上,常州城垣最大的时期就是在五代到两宋,而在常州州城有双桂坊、状元坊、椿桂坊、翰林坊、定安坊等二十三坊,在罗城东南二里设大市,每个城关之外,还都有小街 Two Song Dynasty Jiangnan area, food abundance Fu, people Kang Wenxing, very prosperous. In particular, during the Southern Song Dynasty, most of the North Koreans moved to the south and the rich families and handicraftsmen migrated to the south of the Yangtze River to further promote the prosperity of the south. The output of rice in the Taihu Lake in Song Dynasty ranked the first in the country with the phrase “Su Changshu and the world enough” (referring to Suzhou and Changzhou), showing that agricultural production in Changzhou in the Song Dynasty was well developed. Historically, the largest period of Changzhou city wall is in the Five Dynasties to the two Song Dynasty, and in Changzhou, the city has Shuanggui Fang, Zhuang Yuan Square, Chun Kui Square, Hanlin Square, Ding’an Square twenty-three Square, located in Erlitou southeast The big city, outside each city gate, also has a small street