falegaosi paipa uamea:
Jiangsu Youfa Steel Pipe Co., Ltd
Gaosi gaosiga:
10 Erw Round Pipe Gaosiga Laina
6 Galvanised Erw Round Pipe Gaosi Laina
9 Square Ma Rectangular Steel Paipa Gaosia Laina
4 Galvanized Square Ma Rectangular Steel Paipa Gaosia Laina