Copyright: YANTAI STEEL PIPE CO.,LTD. OF LAIWU IRON & STEEL GROUP  Address: No. 92, Zhifutun Road, Zhifu District, Yantai City, Shandong Province, P. R. C.
Sales Tel/Fax0086-535-6291225  Produced business phone:0086-535-6291225    FAX:0086-535-6256647
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