The Ministry of Commerce documents cover 1901-43 and consist mainly of records related to mining. Included are a variety of provincial-level licenses for mining ventures. The size of the collection is only six folders.
For further information, plesse see: William C. Kirby et al., eds., State and Economy in Republican China: A Handbook for Scholars, vol. 1 (Cambridge and London: Harvard University Asia Center and Harvard University Pres, 2000), 143-152.