The paper uses grey correlation analysis to analyse the correlation degree between the contributory factors(city size, investment in urban land, urban economic and urban environment) of urban land intensive use and the levels of urban land intensive utilization. The research shows that the high correla- tion exists between the contributory factors of urban land use and urban economic development, the low correlation exists between the contributory factors of urban land use and city size. So if governments want to raise the level of intensive ...