70 years of urban-rural relationship in China 中国城乡发展报告．2019，新中国城乡关系70年，70 years of urban-rural relationship in China 40 years of rural reform in China the art of social relationships in China 50 years of urban sculpture in China 70 Years of fiscal revenue in China 70 years of fiscal policy in China 70 years of private economy in China 70 years of foreign language education in China 70 years of government budgeting in China