O le gaosiga o paipa uʻamea mea mataʻutia a le kamupani e sau mai le HBIS, SHOUGANG GROUP, BAOSTEEL, TPCO, HENGYANG ma isi pisinisi gaosi oloa lauiloa lauiloa i le lalolagi.
Nofoaga o Shougang
Vaaiga fafo Baogang
Nofoaga ole HBIS
Tiangang fou vaaiga i fafo
Tulaga o Saina Railway
Nofoaga o West Tianjin
