A nwalere otu aluminom-magnesium acid pickling nke mbụ n'ụwa nke ọma na-ekpo ọkụ na Hebei Taihang Iron na Steel.
N'oge na-adịbeghị anya, ngalaba nke na-asụ ụzọ zuru ụwa ọnụ acid pickling galvanized aluminum-magnesium unit, nke MCC Southern nyere ọrụ.
lee nkọwa