Rosen (Hubei Province) International Import & Export Co., Ltd
With 17 years of experience, we partner with top steel producers like Baowu Group, HBIS-POSCO, and VAMA to deliver reliable, forward-looking material solutions for automotive, smart home, and high-end manufacturing industries. As a trusted coated steel supplier, our rock-solid supply chain, large-scale procurement, intelligent logistics, and 24/7 support ensure cost-effective, customized, and timely delivery worldwide. Compliant with international standards and backed by full-cycle technical support, we redefine the value of global material sourcing.
Global Vision
Nearly 20 years in steel industry, now expanding globally to provide stable galvannealed steel supply.
Supply Chain Strength
Primary agent for state-owned enterprises & joint-venture steel mills; Top galvannealed steel supplier with 150,000 MT annual sales volume.
Core Product Advantages
Exceptional corrosion resistance/Superior coating adhesion/Excellent weldability/Enhanced hardness&wear resistance/Improved heat resistance.
International Certification, Quality Assurance
Compliant with EN 10346 standard, ISO 9001 certification, strict quality control system; ISO14001 certification; IATF16949:2016 certification, etc.
Supply Flexibility
Low MOQ support for SMEs; 30,000+ MT standby inventory; 72-hour rapid delivery for urgent orders.
Contact us for more information about products and applications
Globally Trusted Galvannealed Steel Supplier
Revolution in door industry
Galvannealed solutions empower the manufacturing of high-end security doors
Precise insights
Breakthrough role
Collaborative innovation
Revolutionary achievements
Core value manifested
Services Highlight
We can provide three core customization services for raw material,semi-finished product and finished door.
STEP 1
Requirement Confirmation
STEP 2
Project Design
STEP 3
Sample Verification
STEP 4
Mass Production
STEP 5
After-Sales Follow-up
Raw materials customization service
Three core products: galvannealed(GA)/hot-dip galvanizing (GI)/cold rolling (CR)
Semi-finished products customization service
Customized processing services|Professional surface treatment solutions
Finished doors customization service
Customized finished doors service | Professional steel solutions
Raw materials customization service
Three core products: galvannealed(GA)/hot-dip galvanizing (GI)/cold rolling (CR)
Semi-finished products customization service
Customized processing services|Professional surface treatment solutions
Finished doors customization service
Customized finished doors service | Professional steel solutions
Our partners
October 23, 2026
Learn about origin, production process and performance advantages of GA galvannealed steel. Compare with GI hot-dip galvanized steel. DX51D+ZF, DC51D+ZF for automotive & home appliance painted sheet metal parts. Samples and mill certificates available.
October 23, 2026
Learn how to prevent scratches, powdering, flaking and die marks when stamping galvannealed steel. Explore tooling, lubrication and material selection.
October 23, 2026
Learn how GA coating affects automotive panel stamping quality, including friction, powdering, surface defects and steel grade selection.
October 23, 2026
Learn why GA coating powdering occurs during stamping. Examine zinc-iron alloy brittleness, coating mass, forming conditions and practical prevention methods.
October 23, 2026
Understand GA coating formation, zinc-iron alloy structure, iron content, paintability and welding performance. Explore key galvannealed steel specifications.
October 23, 2026
Compare DX51D+Z and DX51D+ZF steel coatings, forming, welding, painting and corrosion protection to select the right material for manufacturing.
October 23, 2026
Compare DX52D+ZF and DX51D+Z steel in coating structure, formability, welding and painting. Learn how to select the right grade for manufacturing.
September 24, 2026
20 Years of In-depth Cultivation in the Galvannealed Steel (GA) Industry — Rosen International Joins Hands with Shanghai State-owned Warehouses to Accelerate Global Strategic Layout
September 24, 2026
Learn how to select the right Cold Rolled Steel thickness for automotive, appliance, industrial, and fabrication projects based on strength, forming, and application requirements.
September 24, 2026
Learn how to inspect Cold Rolled Steel quality before purchasing, including surface condition, thickness tolerance, mechanical properties, packaging, and supplier verification.
Welcome to contact us for a free quote/ more information
Please leave your request for any product you wish. We are honored to search it for you in our databases or customize for you
Contact Us
E-mail: partner@rosensteelga.com
Tel: +86-27-86615388
WhatsApp: +86 177 6252 7953
WeChat:Rosen17762527953
Add.: No. 1, 30th Floor, Building 1, Fuxing Huiyu Waterfront International, Sanjiao Road Village, Xujiapeng Street, Wuchang District, Wuhan City, Hubei Province,P.R.China
