This dataset is a market activity dataset, representing the aggregation of provincial 'iron ore' markets within North China, i.e., the 'iron ore' market in the North China region. The North China region includes: Beijing, Tianjin, Hebei, Shanxi, and Inner Mongolia. Data references include the China Communications Yearbook, China Energy Statistics Yearbook, China Statistical Yearbook, and customs statistics from the General Administration of Customs.