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Jinan Valin Jointime Steel Tube Co.,Ltd
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About Us
Our main products are: normal structural pipes, fluid transportation pipes, petroleum tubing and casing, petroleum line pipes, tube for perforation devices, drill pipe, coupling stock, petroleum cracking pipes, high, medium and low pressure boiler tubes, high pressure fertilizer equipment tubes, tubes for liquefied gas bottles, tubes for auto semi-shaft casing, tubes for hydraulic cylinders, tubes for ship-building, geological drilling pipes and so on.
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