From 2010 to 2015, trade turnover increased from 700 million to 18 billion. Dover vigorously promotes cross-border electricity providers and other new formats, and vigorously promotes re export trade and general trade strength. Since 2016, Dover trade group has achieved a major leap from strong to 10 billion US dollars in international trade and 150 billion RMB in 2017. The end of 13th Five-Year will reach US $60 billion in international trade and 250 billion RMB for domestic trade, to achieve a new leap.