Database coverage: 1912- comprises 10 series and the 10 series are further divided into 168 subjects and then 3600 sub-subjects. See the subject navigation on the left. According to industry classification, the yearbooks are classified into 16 industries of geography/ history, politics/ military/ diplomacy, law, economics, finance, construction/ land resource, agriculture, industry, transportation/ post/ telecommunications/ information, domestic and international trade, scientific research achievements, social science research achievements, education, culture/ sport, medicine/ hygiene, character.According to administrative districts, local statistical yearbooks in CYFD is classified into 34 province-level districts. See the district navigation on the left. Full-text Database collects academic articles published in about 500 important newspapers in China from 2000, updated continuously. By October 1st, 2012, the total article amount is more than 10 million; issued in 10 subject databases: mathematics/physics/mechanics/astronomy, chemistry/metallurgy/environment/mine industry, architecture/energy/traffic/electromechanics, agriculture, medicine & public health, literature/history/philosophy, politics/military affairs/law, education & social sciences, electronic technology & information science, economics & management.