Research on the mechanism and path of the manufacturing industry upgrading with "Internet Plus" Research on the efficiency measurement and path optimization of China's manufacturing industry upgrading driven by "internet plus" Research on the mechanism and path of China's cultural industry structure upgrading in the digital intelligence era Research on the green development of manufacturing industry in Jiansu Research on the mechanism and path of China rural E-commerce Research on the mechanism and path of regional coordinated development Research on the mechanism and path of shaping the mainstream ideology of youth in the new era Research on the upgrading of China's manufacturing outsourcing in the GVCs Research on the mechanism and model of green transformation of China's manufacturing industry driven by green innovation Research on the integrative development path of Beijing manufacturing industry and science and technology service industry