China Commodity Trade Database collects data from China Customs. It presents monthly statistics of goods import and export at the customs nationwide, as well as the worldwide import and export of 148,000 kinds of goods with HS2, HS4, HS6, HS8 digits between China and other 200 more countries. With this database, it is easy for users to tract down the import and export change of China, nationwide or regional. Indicators of this database cover volume and amount of goods import and export, and their data have been updated monthly since the January of 2002.