JSIC 231—Primary smelting and refining of non-ferrous metals

Where 231 sits

1. E Manufacturing
2. 23 Manufacture of non-ferrous metals and products
3. 231 Primary smelting and refining of non-ferrous metals

Contains 3 narrower codes

• 2311 Primary smelting and refining of copper
• 2312 Primary smelting and refining of zinc
• 2319 Other primary smelting and refining of non-ferrous metals

What 231 includes

• For details on Industry Group 231, refer to the industry descriptions under its subcategories

231 in other systems