China Commodity Trade Database, the data of which comes from China Customs, is an essential database for the analysis of the trade situation in China. It provides the import & export data of more than 14800 kinds of goods (two, four , six and eight digits tariff of World Customs Organization) for the whole nation, 31 provinces, autonomous regions, municipality cities, Meanwhile, it provides the commodity trade data between China and more than 250 countries and regions. The data has been updated monthly since 1992.