Chigawo choyamba cha asidi padziko lapansi chonyamula malata cha aluminiyamu-magnesium chidayesedwa bwino ku Hebei Taihang Iron and Steel.
Posachedwapa, asidi padziko lonse lapansi pickling kanasonkhezereka aluminiyamu-magnesium unit, mgwirizano ndi MCC Southern
Onani zambiri