Huahao Pipe Ltd. In Cangzhou City of north China region Pipe professional production of large enterprises. The company in 2002 through ISO9001 quality management system certification. The company has two production lines of the expansion. Major companies dealing with the international trade business customers, sales of seamless steel pipe production line pipe thermal expansion series, the Heat Pipe Series, spiral pipe, casing oil, steel tube series of thick-walled seamless tube, various welding thick-walled pipe series. GB product implementation, the US standard, Germany subscript, and many other countries standards. Product sales network throughout the country and exported more than 2, 000 outlets in Southeast Asia, India, Italy and other countries.