The status of international division of labor is the basis of international trade profits. The development of the global value chain division of labor leads to using value added to re-estimate imports and exports. The proportion of added value of different industries in export, upstream and downstream participation and status index within Koopman's global value chain (GVC) division of labor fail to reflect a country's involvement in the GVC division of labor, and cover all the contents of a country's participation in the GVC division of la...