The ubiquitous mustard tuber is playing an increasingly important role on the Chinese economic stage  From 2007 to 2011, the market share of Fuling mustard tuber in southern China dropped from 49% to 30%, which corresponds to the Pearl River Delta  The transfer of labor-intensive enterprises in the region; in 2012, the number of migrant workers working in the central and western regions increased rapidly  At the same time, the sales of mustard mustard in Fuling in the region created a growth of nearly 50%  Some experts pointed out that the sales of mustard mustard There is a huge correlation with the flow of migrant workers
Pickled mustard is a popular food. Sichuan and Chongqing people love mustard, and Sichuan and Chongqing are both exporting places for migrant workers
 The government can formulate policies in advance based on the changes in the Mustard Mustard Index to calmly deal with the employment, public security, education, social security and other public service issues brought about by the sudden population increase