Product signs certificate
Import and export license
Production licenses
Annex production permit
Address: South Loop Development Zone in Hebei Province Yanshanxian
Contact: Shanghua
Phone :0317-6085516
Fax :0317-6085515
Sales Hotline:13313070065
Copyright ◎ Hebei Zhongyuan Steel Pipe Co., Ltd.
Contact: Shanghua    Phone:0317-6085516  Fax:0317-6085515 　　Sales Hotline:13313070065    Zip :061300    E-mail :hbzygs@sina.com