- Kunyumba
- Opanga
- Chemtronics
- Gulu
- 27
- Zamakono
- 613
- Wonjezani
- 304
kufotokozera
- Chemtronics ndiwothandizira kwambiri komanso wogulitsira malonda padziko lonse lapansi, mankhwala opangidwa ndi ultrasound, zopangidwa ndi zinthu zopanda phindu pofuna kukonzanso, kukonzanso ndi kuyeretsa mapepala osindikizidwa, magulu a magetsi ndi magetsi opangira magetsi pamakampani opangira magetsi komanso magetsi.