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Premium Steel Structure Engineering Solutions

Qingdao Qiangli Steel Structure Co., Ltd. – ISO-certified manufacturer of communication towers, power towers, substation steel, and custom steel structures since 1998.

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About Qingdao Qiangli

A leading enterprise in steel structure engineering, design, manufacturing, and installation since 1998.

Qingdao Qiangli Steel Structure Co., Ltd. is a leading large-scale specialized enterprise that offers a comprehensive range of steel structure engineering design, manufacture, and installation services. Established in 1998, we have built a reputation for delivering high-quality, reliable, and cost-effective steel structures for a vast array of applications.

With a team of highly trained engineers, designers, and project managers, we provide a one-stop-shop solution for industrial plants, commercial buildings, public facilities, high-rise buildings, and steel structure bridges. Our production facilities are equipped with state-of-the-art CNC cutting machines, welding systems, and surface treatment equipment.

We place a high value on quality and safety, using only premium materials and advanced technology to ensure every project meets international standards. Our clients benefit from customized solutions, on-time delivery, and intimate after-sales service.

Factory Tower Installation Steel Fabrication Project Site

Our Featured Products

High-quality, durable, and customizable steel structures designed for performance and longevity.

Communication Tower

Communication Tower

Reliable and high-strength towers for telecommunication networks. Factory-direct pricing with customizable heights and configurations.

Power Tower

Power Tower

Heavy-duty power transmission towers built for durability and safety. Ideal for high-voltage applications and long-span installations.

Substation Steel

Substation Steel Structure

Premium substation steel frames designed for stability and corrosion resistance. Direct from factory with quality assurance.

Electric Angle Steel Tower

Electric Angle Steel Tower

High-quality angle steel towers for electrical transmission. Factory-direct supply with guaranteed strength and precision fabrication.

Single Pipe Beautification Tower

Single Pipe Beautification Tower

Aesthetic and functional single-pipe towers designed for urban environments. Enhances outdoor spaces while providing reliable signal coverage.

Communication Landscape Tower

Communication Landscape Tower

Innovative landscape-integrated towers for seamless urban integration. Designed for efficient connectivity and visual harmony.

Wind Turbine Tower

Wind Turbine Tower Services

Efficient monopole towers and maintenance services for renewable energy projects. Supporting the global shift to clean power.

Custom Steel Structures

Custom Steel Structures

Tailored solutions for industrial plants, commercial buildings, and public infrastructure. Fully customized to client specifications.

Why Choose Qingdao Qiangli

Trusted by international clients for quality, reliability, and expert engineering.

3000+ sqm Facility

State-of-the-art manufacturing plant equipped with CNC machines and advanced welding technology.

ISO & CE Certified

Compliant with ISO9001, ISO13485, and CE standards for quality and safety assurance.

Global Export Experience

Rich experience in foreign trade export with successful projects across multiple continents.

Intimate After-Sales Service

Dedicated support team providing installation guidance, maintenance, and technical assistance.

25+

Years of Experience

50+

Countries Served

3000+

Projects Delivered

100%

Client Satisfaction

Frequently Asked Questions

Everything you need to know about our steel structure solutions.

What types of steel structures do you manufacture?

We specialize in communication towers, power transmission towers, substation steel structures, electric angle steel towers, single pipe beautification towers, and custom steel buildings for industrial and commercial use.

Are your products certified?

Yes, we hold CE, ISO9001, and ISO13485 certifications, ensuring our products meet international quality and safety standards.

Can you provide custom designs?

Absolutely. Our engineering team works closely with clients to develop customized steel structures based on specific project requirements, load conditions, and environmental factors.

Do you offer installation support?

Yes, we provide comprehensive installation guidance, technical documentation, and on-site support when required to ensure proper and safe assembly.

Get in Touch

Ready to start your project? Contact us today for a quote or technical consultation.

Location

Jiaozhou City, Shandong Province, Jiaozhou Industrial Park Road on the 1st strong road

Phone

+86-532-82219995

Email

qiangli@qiangli-qd.cn

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