Xitoyning Chelik Konstruksiyalari Assotsiatsiyasining Chelik Quvurlar Filiali (CSPA) homiyligida va Tianjin Youfa Steel Pipe Group tomonidan mezbonlik qilgan 2021 po'lat quvurlari eksporti simpoziumi 16 iyul kuni Tyanjin shahrida muvaffaqiyatli bo'lib o'tdi.
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Uchrashuvdan so'ng, 2021 po'lat quvurlari eksporti simpoziumi vakillari 17 iyul kuni Tianjin Youfa Steel Pipe Groupga tashrif buyurishdi.
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Yuborilgan vaqt: 2021-yil-17-iyul