Falegaosi Paipa Uamea
Tianjin Youfa Steel Pipe Group Co., Ltd .-No.1 Lala;
Tianjin Youfa Steel Pipe Group Co., Ltd .-No.2 Lala;
Tianjin Youfa Dezhong Uamea Paipa Co., Ltd;
Tianjin Youfa Pipeline Technology Co., Ltd;
Tianjin Youfa Ruida Traffic Facilities Co.,Ltd;
Tianjin Youfa uamea uamea paipa Co., Ltd;
Tianjin Youfa Hongtuo Uamea Paipa Gaosi Co., Ltd.
Gaosi Gaosi
16 Erw Round Pipe Gaosiga Laina
15 Square Ma Rectangular Steel Paipa Gaosia Laina
6 Galvanized Square Ma Rectangular Steel Paipa Gaosia Laina
16 Galvanized Erw Round Pipe Gaosiga Laina
5 Laina Gaosia Paipa Uamea Spiral
10 u'amea palasitika Compound Laina Gaosia
3 Palasitika Ufiufi Uamea Paipa Gaosia Laina
9 Laina Gaosia Fa'aulaula Fa'apuipui Fa'a'u'u Vevela
10 Laina Gaosia paipa uamea uamea
5 Paipa uamea ma mea fa'apipi'i Gaosi Laina