Ferro Pipe Factory
Tangshan Zhengyuan Pipeline Industry Co., Ltd.
Tangshan Youfa Ferro Pipe Fabrica Co.,Ltd.
Tangshan Youfa Novum Aedificium Equipment Co., Ltd
Capacitas productio
XXXIX Erw circum Pipe productio lineae
24 Galvanized Erw Round Pipe Production Lines
4 Steel Plastic Compone Production Lines
IX Ringlock pegmata vexillum / labium / ue productio lineas diagonales