Shenhai Kuphulika-Umboni
Umboni wa Tri proof
Kuwala kwa Umboni wa Tri Amadziwika ndi madzi, osagwira fumbi, ndi zinthu zolimbana ndi dzimbiri, magetsi awa ndi abwino kwa chinyontho, wafumbi, ndi zoikamo corrosive.
Kuwala kwa Umboni wa Tri Amadziwika ndi madzi, osagwira fumbi, ndi zinthu zolimbana ndi dzimbiri, magetsi awa ndi abwino kwa chinyontho, wafumbi, ndi zoikamo corrosive.
