并列题名：Research on the development impetus of open economy in less-developed area of China Research on the development impetus of open economy in less-developed area of China 并列题名：Research on the development of open economy in China's border areas Research on the development of open economy in China's border areas 并列题名：Research on the development path of sports insurance in China 并列题名：Research on the development of economy intermediary organizations 并列题名：Research on the development of energy industry in western China 并列题名：Research on the development of labor relations in contemporary China 并列题名：Research on the development of smart courts in contemporary China 并列题名：Research on the development of muskmelon industry economy in China