Research on the transformation from urban management to urban governance Research on the transformation of urban investment enterprises Research on the transformation of contractual relationship of Japanese corporate governance 并列题名：Research on the transformation of urban investment enterprises Research on green transition of resource-based cities based on urban governance Research on G20 and the transformation of global economic governance 并列题名：Research on the transformation of contractual relationship of Japanese corporate governance research on micro-innovation of corporate and social governance Research on quality management in urban government Research on innovative practice of urban governance