This dataset is a market activity dataset, comprising a combination of provincial-level "magnetite ore" markets within the North China region of China, forming the "magnetite ore" market group for the North China region. Transportation losses, transportation means, and transportation infrastructure are not included in this dataset; they are covered in the respective provincial market datasets. The North China region of China includes: Beijing, Tianjin, Hebei, Shanxi, and Inner Mongolia. Data sources include the China Communications Yearbook, China Energy Statistical Yearbook, China Statistical Yearbook, and customs statistics from the General Administration of Customs.