About Us

Welcome to Tianjin Rainbow Steel.

We manufacture steel products or steel structure for the Solar Mounting Steel Structure, Transmission & Distribution Steel Structures (Towers & Poles) , Construction, Industrial, Scaffolding and Greenhouse Construction.

Tianjin Rainbow Steel Group was founded in 2000, Located in Tianjin City. After several years of development, Rainbow Steel has developed into an intergrated iron and steel enterprise of galvanized steel pipe, galvanized steel angle bar, galvanized profiles, steel structures, and we are also the biggest electrical transmission steel tower and pole factory in china. Our group has our own galvanizing mill, so all the jobs can be galvanized from our own factory.

Discover our vast metal product range including Steel Pipes, Iron Angles, Iron Beams, Perforated Steel Products, Welded Steel Structures, Steel Tower&Pole, Exciting projects, extensive industry expertise and high-quality service offering.


For Rainbow Steel to be the most trusted partner in high value, innovative and sustainable solutions for the world’s renewable energy, traditional energy, engineering, manufacturing, infrastructure and construction businesses.


We will challenge current thinking to deliver integrated, responsive and innovative solutions. We will support best practice in safety, design, project management and strategic partnerships



We value, respect and build trust with our employees, customers, suppliers and stakeholders, by doing what we say we will do

We empower, reward, appreciate and harness the diverse talents of our employees which results in loyal, highly committed and passionate people

Through strong and engaging leadership, we get superior results

Honesty and integrity drive our behaviour

Zero harm is our priority

We place great value on personal and technical credibility


Being stream specialists we deliver superior outcomes that create value for all stakeholders

Exceptional execution is our core capability. We are consistent, agile, and have a “can do” approach

Our relentless pursuit of excellence sets us apart

We lead by example and hold ourselves accountable. We are dedicated, professional and passionate. We reward and celebrate success


In pursuit of business success for our customers, we are always flexible and  innovative in our approach, driven by global best practice.

Safe solutions for our customers are our priority

Through trust we create lasting customer relationships


We foster new ideas and innovative solutions

We have a thirst for knowledge and for finding better ways of doing things, resulting in more insightful thinking and smart ways of working together

We are stream specialists, respected because we are technical experts


We shape sustainable outcomes that align to the needs and aspirations of our people, customers, partners, community and the natural environment

We are committed to the overall life cycle of the products and services we create that sit at the heart of our business

We are continually and actively engaged in creating sustainable and safe solutions for our clients and ourselves