Professor Pengjun Zhao is a professor in Urban and Regional Planning in the School of Urban and Environmental Sciences at Peking University. He is also the director of Centre for Urban Planning and Transport Studies at Peking University. His research mostly focuses on integration of transport and land use, TOD, sustainable mobility, urban growth management, compact city and planning for social equality. His presentation will refer to the social inequality gap between migrants and the local urban population, as a key issue for the project of ‘building a harmonious society’ in China. The presentation provides an assessment of the impact of the existing hukou system on social inequality with regard to migrants’ job accessibility and travel burden for journey to work in the case of Beijing.