Opanga amawongolera mpweya wambiri wa sulfure wapamwamba kwambiri wa graphitized petroleum coke, kukula kwa 1-5mm.

Factory mwachindunji kugulitsa

Mzere wopanga

Zida zamakono

Gulu lodziwa zambiri

Kasamalidwe kabwino kwambiri

Kutumiza mwachangu

Ntchito zabwino pambuyo pa malonda
GWIRITSANI NTCHITO ZINTHU









