Japan Society for the Promotion of Science
Program for Constructing Data Infrastructure for the Humanities and Social Sciences
Institute of Economic Research, Hitotsubashi University

Asian Historical Statistics, Vol.3, China, Trade statistics

Sources

1913-1919:
Statistical Department of the Inspectorate General of Customs Returns of Trade and Trade Reports
1920-1931:
Inspector General of Customs Foreign Trade of China
1932-1948:
Statistical Department of the Inspectorate General of Customs The Trade of China