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Our factory Is one of the largest steel pipe mill in china. Possessing the biggest seamless and the hot-rolled steel pipe equipment. The Scale and benefit is the top of his profession. We have four co***ny including zhongtian seamless steel pipe manufacturing CO,;LTD, shijiazhuang international selling office, beijing international selling office and guandong sunshi seamless steel pipe selling office. Zhonghai steel pipe is the unique seamless steel pipe mill in cangzhou area. advanced production equipment ...
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