🏭 Qingdao Mingzhu Steel Structure Co., Ltd.
📍 Location: Qingdao, Shandong Province, China
🏅 Certification: ISO 9001, ISO 14001, ISO 45001 (OHSAS 18001), EU CE certification, and Intellectual Property Management System certification . It also holds specialized certifications including: 750kV Transmission Line Tower production license, 1000kV Transmission Line Tower quality certificate, Broadcast/Television/Microwave Tower full-series production license, and China Steel Structure Manufacturing Special Grade Enterprise certification . Additionally, it has Steel Structure Engineering Professional Contracting Class I qualification, Light Steel Structure Engineering Design Class B, Foundation Engineering Class II, and Waterproofing/Anticorrosion/Insulation Engineering Class II qualifications
⚙️ Capacity: 150,000+ tons
📦 Product Portfolio
Design, manufacturing, hot-dip galvanizing/anticorrosion coating, and installation. Key products include: industrial flare towers for waste gas treatment (petrochemical/coal chemical industries), boiler steel structures, building steel structures, tower and mast steel structures (telecommunications, broadcasting, television, radar towers), power transmission line towers (angle steel towers, steel pipe towers, steel poles), substation supports, wind turbine towers, pressure vessels, and environmental protection equipment.
🏢 Company Profile
Founded in 1998, Qingdao Mingzhu Steel Structure Co., Ltd. is a National High-tech Enterprise and National Steel Structure Manufacturing Special Grade Enterprise . The company employs 650+ workers including 20+ mid-senior engineers and 210+ technical personnel . It serves as a leading domestic manufacturer of industrial waste gas treatment flare tower systems, with major clients including CNPC, Sinopec, CNOOC, Shanxi Coal Group, Shenhua Group, Yankuang Group, and Jincheng Coal Group . The company has established 7 provincial/ministerial-level R&D platforms including Shandong Provincial Enterprise Technology Center and Qingdao Engineering Research Center . Products are exported to Central Asia, Europe, Southeast Asia, and South America.
✅ Key Advantages
- Leading position as a National Specialized and Sophisticated "Little Giant" Enterprise and Shandong Provincial Manufacturing Single Champion
- Strong innovation capability with 75 authorized patents including 15 invention patents, and R&D collaboration with Tsinghua University's Shanxi Academy of Clean Energy
- Specialized expertise in industrial flare tower systems for petrochemical waste gas treatment, with 20+ years of cooperation with major state-owned energy enterprises
- Comprehensive integrated capabilities covering design, fabrication, hot-dip galvanizing, and installation under one roof
- Recognized as China Aerospace Excellent Supplier, China Tower Excellent Supplier, and certified supplier for China Telecom, China Mobile, and China Unicom
- Multiple "domestic first" and "domestic best" achievements in major national petrochemical and coal chemical projects