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With 16 years of export experience, we specialize in manufacturing stainless steel seamless pipes, supplying steel sheets and coils, carbon steel pipes, and integrating steel resources for global markets.
With over 16 years of experience in the steel industry, Wenzhou Guanco Technology Co., Ltd has become a trusted name in global steel supply and manufacturing.
Guanco provides customers with more satisfactory products and services. As a leader in steel resource integration, we empower you to replenish your inventory or bid for projects with confidence.
Our mission is to deliver cost-effective, reliable steel solutions with safe, on-time delivery across international markets.
Strength you can rely on, every pipe, every time.
Discover premium-quality steel products built for durability, precision, and performance—perfect for your toughest industrial applications.
High-strength, corrosion-resistant seamless pipes ideal for high-pressure environments.
Durable and cost-effective pipes for structural and mechanical applications.
Precision-rolled flat products with excellent surface finish and mechanical properties.
Engineered for high-temperature and high-pressure industrial systems.
High-quality welded pipes with consistent weld integrity and dimensional accuracy.
API 5L certified pipes for pipeline transportation in oil, gas, and water industries.
Comprehensive range of elbows, tees, reducers, and flanges for seamless connections.
Tight tolerance tubing for automotive, aerospace, and instrumentation applications.
We ensure top-notch quality through rigorous inspections, advanced testing methods, and strict adherence to international standards.
16+
Years Export Experience
50+
Countries Served
100%
Inspection Rate
24/7
Customer Support
Join us at international trade shows and industry events to discuss your steel needs and explore partnership opportunities.
Germany
April 13–17, 2026
The world’s leading trade fair for the tube and pipe industry.
St. Petersburg, Russia
November 11–14, 2025
Booth: Hall H, 5F62
Peterburgskoye Shosse, 64/1
São Paulo, Brazil
October 29–31, 2025
South America’s premier tube technology exhibition.
Supporting you from China to worldwide. Reach out for inquiries, quotes, or technical support.
Guanco Headquarters, China
8F, Building B2, No.2999, Nanyang Avenue, Wenzhou City, China 325024
Phone: +86 577 8660 6688
North American Guanco Steel Inc, USA
Texas
Phone: +1-626-861-7355
Wuxi Office (Stainless Steel Sheet & Coil), China
No.4, Building A, No.118 Beihuang Rd, Wuxi City, China
Phone: +86-181-1537-2630
Shandong Office (Carbon Steel Pipe), China
Room 302, No.228, Liaohe Rd, Liaocheng City
Phone: +86-180-6626-5189
Sales for CIS Market
Phone: +7-915-121-5619
Plant Location
Lidun Industrial Park, Zhouning County, Ningde City, Fujian, China
Phone: +86-153-5592-0679
For all inquiries, please visit the official website to submit your request or connect with our sales team directly.
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