> For the complete documentation index, see [llms.txt](https://docs.fiingate.vn/manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.fiingate.vn/manual/methodology/industry-classification.md).

# Industry Classification

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Both the ICB and VSIC classifications are periodically reviewed and updated to reflect changes in industries and economic activities
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