Hale Hana Paipu Kila
ʻO Tianjin Youfa Steel Pipe Group Co., Ltd.-Lālā No.1;
ʻO Tianjin Youfa Steel Pipe Group Co., Ltd.-Lālā No.2;
Tianjin Youfa Dezhong Steel Pipe Co., Ltd;
ʻO Tianjin Youfa Pipeline Technology Co., Ltd;
ʻO Tianjin Youfa Ruida Traffic Facilities Co., Ltd;
ʻO Tianjin Youfa Stainless Steel Pipe Co., Ltd;
ʻO Tianjin Youfa Hongtuo Steel Pipe Hana Hana Co., Ltd.
Ka Mana Hana
16 mau laina hana paipu poepoe Erw
15 Nā Laina Hana Paipu Kila Huinahā a me nā ʻĀpana like
6 mau laina hana paipu kila huinahā a me nā huinahā i hoʻohuihui ʻia
16 mau laina hana paipu poepoe Erw Galvanized
5 mau laina hana paipu kila wili
10 mau laina hana hui kila plastik
3 mau laina hana paipu kila i uhi ʻia i ka palakiko
9 mau laina hana hoʻoheheʻe wela no ke kiaʻi ʻana i ka rail
10 mau laina hana paipu kila kila
5 mau laina hana paipu kila kila a me nā mea pono