How developed was the Jiangnan region in the late Ming Dynasty?

(2017·New Curriculum Standards) In the early and mid-Ming Dynasties, the imperial court had a set of strict regulations on the use of eating utensils. For example, officials were not allowed to use jade utensils. By the late Ming Dynasty, even low-level officials and ordinary families were using jade vessels. This change reflects the impact of economic development on the hierarchical order.

(2019·New Course Standard) In the middle and late Ming Dynasty, Dongchang Prefecture, where the Grand Canal flows, was the most important cotton-producing area in Shandong. Most of the cotton produced was harvested by Jianghuai merchants and transported to the south of the Yangtze River along the canal. , and then sell the cotton cloth back. The main factor responsible for this phenomenon is regional economic differences.

(2012·Jianghan) During the Ming Dynasty, there was a phenomenon in Suzhou that "people in the east of the county and city all learned the machine industry, each craftsman had his own speciality, the craftsman had a permanent owner, the machine owner contributed the capital, the machine workers contributed their efforts, and the plan The phenomenon of "receiving value every day". The earliest industry in which this phenomenon occurred was the textile industry.

(2012·New Curriculum Standards) He Liangjun, a native of Songjiang in the late Ming Dynasty, recorded: "Before (Zhengde), eleven people were in the official position and nineteen were in the fields... Nowadays, three people have left agriculture and changed their industries to industry and commerce. It’s twice as much as before. In the past, there were no idlers, but now there are only two or three out of ten people who have gone to work in agriculture. Development leads to changes in social structure.