Kev lag luam hlau txais tos "sov lub caij ntuj no"
Txij li thaum pib lub Kaum Ib Hlis steel nqi lag luam txuas ntxiv nce, cov nqi lag luam steel hauv tsev tau nres thiab rov qab los, tom qab nruab nrab ntawm kev rov qab ntse. Tam sim no, tus nqi siab ntawm cov yeeb nkab steel yog 4,850 tons hauv guangzhou lag luam, m ...
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