Taa, anyị na-ebufe ígwè gi corrugated roofing mpempe akwụkwọ.Ibé mpempe akwụkwọ anyị n'elu ụlọ.Ọkpụrụkpụ sitere na 0.12mm ruo 0.8mm.Nhazi nha bụ mgbe obosara corrugated gachara 914,900,800,665.Anyị na-eziga 0.12,0.13,0.14,0.15mm n'ahịa Africa.Nnọọ na ajụjụ n'oge ọ bụla.
Oge nzipu: Dec-11-2019