O le Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd. o se tasi o pisinisi gaosi oloa e 500 sili ona lelei i Saina ma pisinisi tumaoti e 500 sili ona lelei i Saina i le gaosiga. O lona ofisa autu o loʻo i Tianjin, o le nofoaga autu o gaosiga ma maketi o loʻo i Tianjin Daqiuzhuang Industrial Park ma Tangshan Luanzhou Equipment Manufacturing Industrial Park.
Nofoaga Autu mo Pisinisi a le Falegaosimea o Tangshan Yuantai Derun
Tianjin Yuantaiderun Logistics and Storage
Yuantai Derun laumua
Yuantai Derun Nu.3 falegaosimea
Falegaosimea Numera 4 a le vaega o Yuantai
Alamanuia ma fefa'ataua'iga a Yuantai
