Prefabricated Steel Structure Industrial Factory With Steel Door / Aluminum Alloy Door
Qingdao Yidongxiang Steel Structure Co., Ltd. is a branch of Qingdao Sanfeng Construction Co., LTD. founded in July 2002 , is now the biggest steel structure manufacturer in northern China after a 20-years stable development. Due to its powerful technique and rich engineering experience,our company has achieved National Professional Contractors class one for steel structure projects, and we also have obtained EN1090 Certification (CE), ISO 9001, ISO14001, ISO45001 Certificate.Our company are professional engaged in steel Structure Industrial and Commercial Building designing, manufacturing and installation.We also have a professional installation guidance team to ensure one-stop service for customers.Our main products include steel structure workshop, warehouse,aircraft hangar poultry shed, prefab house and other steel building materials.we have 4 H-beam automatic welding and cutting production lines,with an average annual steel output of 80,000 tons.We have introduced numerous senior technical talents, The number of engineering and technical clerks are more than 50% of the total number of employees.After 20 years of development, our company has established an excellent team integrating research and development, technology, sales, production, quality inspection,logistics and making our great efforts to supply our quality products and perfect after-sales services to worldwide clients.We look forward to cooperating with you.
Our Services
We provide comprehensive design plans and competitive quotations based on your specific requirements including building dimensions, door/window specifications, local climate conditions, insulation materials, and special features like crane beams or fireproofing.
Our experienced engineers will provide optimized solutions tailored to your needs, covering design, manufacturing, installation, and after-sales service. We offer optional on-site installation guidance with detailed professional drawings and 24/7 online support.
Quality control includes weekly quality audits, bi-weekly employee taining, ISO 9001 compliance, monthly client feedback sessions, and detailed inspection reports for every production process.
Our expert engineers can design any shape of building to meet your requirements. We take your investment as seriously as you do.
We are a professional manufacturer of steel structure buildings.
Yes, we can provide installation supervision and training services. We dispatch engineers to guide assembly and provide 24/7 online support.
Our QC team monitors all manufacturing stages, and we accept third-party inspections from agencies like SGS or BV.
Yes, our complete engineering team uses advanced design software to provide economical solutions at no extra cost for preliminary designs.
Steel structures have long lifespans (50-100 years) depending on material quality, design standards, construction quality, and maintenance.
The following question we need to know before making the price. Just feel free to fill what you know.
| 1 | Location (where will be built?) | _____country, area |
| 2 | Size: length*width*height | _____mm*_____mm*_____mm |
| 3 | wind load (max. wind speed) | _____kn/m2, _____km/h, _____m/s |
| 4 | snow load (max. snow height) | _____kn/m2, _____mm |
| 5 | anti-earthquake | _____level |
| 6 | brickwall needed or not | If yes, 1.2m high or 1.5m high |
| 7 | thermal insulation | If yes, EPS, fiberglass wool, rockwool, PU sandwich panels will be suggested; . if not, the metal steel sheets will be ok. The cost of the latter will be much lower than that of the former |
| 8 | door quantity & size | _____units, _____(width)mm*_____(height)mm |
| 9 | window quanity & size | _____units, _____(width)mm*_____(height)mm |
| 10 | crane needed or not | If yes, _____units, max. lifting weight____tons; max. lifting height _____m |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.