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Hong Kong Standard Industrial Classification Version 2.0 |
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Hong Kong Imports and Exports Classification List (Harmonized System) |
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The Standard International Trade Classification (SITC) Revision 4 |
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International Standard Classification of Occupations, 1988 (ISCO-88) |
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International Classification of Status in Employment, 1993 (ICSE-1993) |
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International Standard Classification of Education, 1997 (ISCED-1997) |