Title: Riben lüe duo Hua bei qiang zhi lao gong dang an shi liao ji
Subjects: Sino-Japanese War, 1937-1945, Sources, Economic conditions, Manpower, Working class, Sino-Japanese Conflict, 1937-1945, History, World War, 1939-1945, Conscript labor, Forced labor
Places: China
Time periods: 20th century, 1912-1949