XinSanFeng Steel
Premium Manufacturer of Precision Seamless Steel Pipes & Cold Drawn Shaped Steel Tubes Since 2005
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Premium Manufacturer of Precision Seamless Steel Pipes & Cold Drawn Shaped Steel Tubes Since 2005
Jiangsu XinSanFeng International Trading Co., Ltd., established in 2005 and located in Zhangjiagang City, is a leading manufacturer and exporter specializing in precision seamless steel pipes, DOM tubes, and various special-shaped steel tubes. With over two decades of experience, we serve clients across more than 20 countries and regions.
Our commitment to innovation, quality, and customer satisfaction has earned us over 40 patents and numerous international certifications. We continuously invest in R&D and manufacturing excellence to deliver high-performance steel solutions for automotive, medical, engineering, and industrial applications.
Learn more about our company history →Founded in Zhangjiagang City, Jiangsu Province, beginning production of precision steel tubes.
Became an official supplier for Sankyo Motorcycle, expanding into the automotive sector.
Obtained our first patent certificate on September 27, marking a milestone in innovation.
Annual output value growth rate reached 100%, reflecting strong market demand.
Donated 100,000 CNY during the pandemic to support local communities.
Export services expanded to over 20 countries and regions worldwide.
Production capacity doubled with new facility expansion and advanced equipment.
High-precision steel solutions engineered for performance, durability, and reliability across industries.
Used in bicycle spindles, automotive oil ducts, medical equipment, and more.
Ideal for mechanical equipment, auto parts, furniture, and agricultural machinery.
Standard size A36, A283, A572 for construction and industrial use.
Smooth finish, high precision SS400 and galvanized options.
Mild 1026/1030 grade, fast supply, reliable sourcing.
AR400, AR500, NM400–600 grades for high-abrasion environments.
Durable, versatile sheets for industrial and structural applications.
High-strength round and square bars for mechanical components.
Cold drawn square steel tubes for structural and decorative use.
We deliver unmatched value through innovation, quality, and customer-centric service.
Eliminate middlemen — purchase directly from the manufacturer for better pricing and faster delivery.
Tailor-made solutions — we produce according to your exact specifications and drawings.
Exporting to over 20 countries with reliable logistics and after-sales support.
Instant assistance via WhatsApp, email, or phone — we’re always ready to help.
"I approach various products with a cautious evaluation. However, when it comes to XinSanFeng's seamless steel pipes, their products have completely won me over. Whether it's strength, corrosion resistance, or processing precision, their steel pipes have reached an exceptionally high standard, fully meeting the demanding requirements of our industry."
Reach out for inquiries, quotes, or technical support. We respond promptly to all messages.
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