Study on China's interactive effects between productive services and manufacturing industry Research on inter-urban interaction between producer services and manufacturing industry Study on the interactive relationship between trade in services and trade in goods Research on the green collaborative evolution of productive service industry and manufacturing industry Research on the coupling development of producer services and manufacturing industry Study on China's super metropolis zones and the world's center of manufacturing industry 并列题名：Research on the coupling development of producer services and manufacturing industry Interaction and integration of producer services and manufacturing industry in China Interaction and intergration of producer services and manufacturing industry in China Study on the measurement and influencing factors of total factor productivity of China's beverage manufacturing industry