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Ngā Ngongo Rino Kore-Tuitui o te Waro Pango ASTM A 106 mō ngā momo tono ratonga pāmahana teitei
nā te kaiwhakahaere i te 23-05-12
I Botop, he honore nui ki a mātou te noho hei peka ā-ao o Hebei allland Steel Tube Group, ā, kei a mātou anō hoki te whānuitanga o ngā ngongo maitai kore hononga hei whakatutuki i ngā hiahia o ngā kiritaki....
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