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Specializing in the production and export of high-quality Hot Rolled Coil (HRC), Cold Rolled Coil (CRC), Galvanized Steel (GI), Pre-Painted Galvanized Steel (PPGI), Pre-Painted Galvalume (PPGL), H Beam, U Channel, and comprehensive roofing solutions for global markets.
A legacy of quality, innovation, and global excellence in steel manufacturing
Founded in 2009, LangZo Holding has emerged as a leading manufacturer and exporter of high-quality steel products, serving diverse industries across Southeast Asia, the Middle East, Africa, South America, and beyond.
We specialize in international trade with a full range of steel solutions, including flat and long products, roofing systems, and specialty coatings. Our mission is to create a strong Chinese steel brand built on integrity, efficiency, and sustainable growth.
Equipped with a professional service team, we ensure 100% customer satisfaction through strict quality control, real-time tracking, and responsive support at every stage of the supply chain.
Learn More About UsEngineered for durability, precision, and performance across industries
Pre-Painted Galvanized Iron steel with superior corrosion resistance and aesthetic finish. Ideal for roofing, cladding, and architectural applications.
High-strength steel coated with zinc for excellent rust protection. Widely used in construction, automotive, and industrial sectors.
Structural steel with high load-bearing capacity. Complies with GB and JIS standards. Perfect for building frameworks and bridges.
Cold-formed structural section used in framing, supports, and reinforcements. Offers excellent strength-to-weight ratio.
Pre-painted steel with aluminum-zinc alloy coating. Superior heat and corrosion resistance. Ideal for harsh environments.
High-ductility steel coil produced at elevated temperatures. Base material for CRC, GI, PPGI, and various industrial applications.
Profiled roofing sheet with enhanced rigidity and water runoff. Durable solution for industrial and residential roofing.
Steel coated with 55% aluminum and 45% zinc. Exceptional durability, heat reflectivity, and lifespan. Ideal for roofing and HVAC.
L-shaped structural steel with equal legs. Used in construction, towers, and industrial frameworks. High strength and weldability.
Precision-rolled steel with smooth finish and tight tolerances. Base for galvanizing and painting. Used in appliances and automotive.
Thin steel sheet coated with tin or chromium. Ideal for food packaging, cans, and containers. Excellent formability and corrosion resistance.
Rectangular cross-section steel bar. Used in fabrication, brackets, and supports. Available in various widths and thicknesses.
We deliver more than steel — we deliver trust, precision, and partnership
Strict quality control from raw material to finished product ensures reliability and compliance with international standards.
Supplying high-quality steel to over 50 countries across Southeast Asia, the Middle East, Africa, and South America.
Advanced production technology and R&D ensure continuous improvement in product performance and efficiency.
Sustainable production practices and responsible resource management to minimize environmental impact.
Latest trends, market updates, and company news
Market sentiment improves on stimulus speculation, though actual demand remains subdued across key sectors.
Volatility increases amid inventory adjustments and uncertain macroeconomic signals in major consuming regions.
Our latest PPGI and Galvalume innovations receive acclaim at the Global Steel Technology Summit in Dubai.
Reach out for inquiries, pricing, or partnership opportunities
+86 18931566172
wayne@langzoholding.com
Boxing County, Binzhou, Shandong, China, 256510
Monday - Friday: 9:00 AM - 6:00 PM
Closed on weekends and public holidays
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