Ixhaswe yiSteel Pipe Branch yaseChina Steel Structure Association (CSPA) kwaye isingathwe yiTianjin Youfa Steel Pipe Group, 2021 Steel Pipe Export Symposium yabanjwa ngempumelelo eTianjin ngomhla we-16 kaJulayi.
Emva kwentlanganiso, abameli be-2021 ye-2021 yentsimbi yokuthumela ngaphandle i-symposium batyelela i-Tianjin Youfa Steel Pipe Group ngomhla we-17 kaJulayi.
Ixesha lokuposa: Jul-17-2021