This dataset is a market activity dataset, representing a combination of provincial 'iron ore concentrate' markets within Eastern China, forming the 'iron ore concentrate' market group for the Eastern China region. Transportation losses, transportation vehicles, and transportation infrastructure are not included in this dataset; they are contained within the respective provincial market datasets. Eastern China includes the following provinces and municipalities: Shanghai, Jiangsu, Zhejiang, Anhui, Fujian, Jiangxi, and Shandong. Data sources include the China Communications Yearbook, China Energy Statistical Yearbook, China Statistical Yearbook, and customs statistics from the General Administration of Customs.