Huduma za
- Madini ya thamani ya uzalishaji
- Utengenezaji wa bidhaa za miundo chuma
- Wasemaji wazalishaji
- Madini ya bidhaa, wazalishaji
- Fabricated wazalishaji miundo chuma
- Chuma na chuma bidhaa, wazalishaji
- Joto kutibu chuma, wazalishaji
- Metal stampings (unclassified) wazalishaji
- Metal stampings, wazalishaji
- Mabomba wazalishaji
- Steel bomba na zilizopo wazalishaji
