External merchandise trade statistics cover movements of merchandise between Hong Kong and her trading partners, by land, air, water and by post. Movements of exempted articles, gold and species are not included. These statistics are compiled based on information contained in import/export declarations.
Unit value index is compiled to deflate value index in the derivation of quantum index. In the compilation of unit value index, price indices of selected commodity items obtained from a specification price survey of imports and exports are used. For other commodity items, a simple unit value approach is used.
These publications contain details about lodgment of import/export declarations and the data source for compiling trade indices.
Custodian: Census and Statistics Department of the Hong Kong Special Administrative Region
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