Ụnyaahụ, ndị otu azụmaahịa si mba ofesi gara ụlọ ọrụ galvanizing iji lekọta ma nwalee mbupu mbu nke ọrụ ụlọ elu nkwukọrịta 76 na Malaysia.Ebujuru gwongworo atọ nke ngụkọta ha ruru tọn 80.