"Sincerity, Innovation, Rigorousness, and Efficiency" is definitely the persistent conception of our corporation to the long-term to establish alongside one another with customers for mutual reciprocity and mutual profit for High corrosion protection hot rolled black carbon welded steel round pipe and tube YuantaiDerun, Use Galvanized Pipe Gas Line , Underground Carbon Steel Pipe Coating , Carbon Steel Pipe ,Oil Pipeline . All products come with good quality and perfect after-sales services. Market-oriented and customer-oriented are what we have been being after. Sincerely look forward to Win-Win cooperation ! The product will supply to all over the world, such as Europe, America, Australia,French , San Diego ,Somalia , Vietnam .With all these supports, we can serve every customer with quality product and timely shipping with highly responsibility. Being a young growing company, we might not the best, but we're trying our best to be your good partner.