IC Standard Industrial Classification 标准产业分类 Standard Industrial Classification code 标准产业分類码 International Standard Industrial Classification 国际行业标准分类 ; 国际标准工业分类法 ; 国际标准产业分类 ; 国际行业分类...
Companies were all assigned a numerical StandardIndustrialClassification (SIC) code (now North American industry Classification System, or NAICS) identifying which industry sector they fit in to.