Ko Tianjin Yuantai Derun Steel Pipe Manufacturing Group Co., Ltd. tetahi o nga umanga whakangao 500 o Haina me nga hinonga motuhake 500 o Haina ki te hanga.Ko te tari matua i Tianjin, ko te turanga hanga me te hokohoko matua kei Tianjin Daqiuzhuang Industrial Park me Tangshan Luanzhou Taputapu Hangahanga Ahumahi Ahumahi.
Tangshankei te hangai a yuantaiderun
Tianjin Yuantaiderun Logistics Me Rokiroki
Yuantai Derun te tari matua
Yuantai Derun No.4 wheketere
Yuantai roopu No.3 Factory
Yuantai ahumahi me te hokohoko
