JP Japan JSIC Rev. 14 Official JSIC Rev. 14 reference site
Group

231 – PRIMARY SMELTING AND REFINING OF NON-FERROUS METALS

3 industries · Major group 23: MANUFACTURE OF NON-FERROUS METALS

Industries in this group

MG 23
2311 Primary smelting and refining of copper 2312 Primary smelting and refining of zinc 2319 Other primary smelting and refining of non-ferrous metals
← Previous group

230 – ESTABLISHMENTS ENGAGED IN ADMINISTRATIVE OR ANCILLARY

 Next group →

232 – SECONDARY SMELTING AND REFINING OF NON- FERROUS METALS,
Source: Soumu · JSIC Rev. 14 · JSON