Skilled human capital empowers the transformation and upgrading of manufacturing industry Artificial intelligence and the transformation and upgrading of manufacturing industry "integration of the two industries" and the transformation and upgrading of the manufacturing industry Research on the transformation and upgrading of China's marine industry 并列题名：Research on the transformation and upgrading of China's marine industry Association studies on logistics service supply chain and transformation & upgrading of manufacturing industry 并列题名：Association studies on logistics service supply chain and transformation & upgrading of manufacturing industry Study on the transformation and upgrading of travel agency industry 迈入高铁时代：“两业融合”与制造业转型升级："integration of the two industries" and the transformation and upgrading of the manufacturing industry Research on the transformation and upgrading of urban characteristic industries