Heibei Yaosheng Petroleum Special Pipe Co., Ltd.

http://indotrade.co/yaoshengpipe

We are a professional manufacturer of OCTG casing and tubing pipes under the API spec 5CT with high quality and competitive price. In order to assure product quality.our company has established inside QC lab with advanced chemical and physical inspection equipment.such as metallographic microscopes, and NDT testing equipment and so on.

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