YOUR STEEL STRUCTURE ENGINEERING EXPERT
We are a steel structure fabricator and EPC contractor based in Jining, Shandong, China, with 17 years of experience since 2009 and delivered projects in 60+ countries. Shandong Shijie Heavy Industry Co., Ltd. and its sister company, Henan Hengfeng Steel Structure Engineering Co., Ltd., operate as one manufacturing group under the same ultimate ownership. SynJect is the group’s export brand.
Corrugated Color Steel Sheet for Steel Structure Building
Corrugated color-coated steel sheets for steel-frame buildings are high-performance cladding materials specifically designed for such structures. Used for exterior wall cladding and decorative facades, these sheets are formed into continuous corrugated profiles through roll-forming of color-coated steel. Combining structural strength, functionality, and aesthetic appeal, they enhance the visual appeal of commercial buildings, venues, warehouses, and other similar settings. With a wide range of colors, textures, and wave-shaped designs, it not only meets the practical needs of industrial buildings but also enhances the visual depth and distinctiveness of modern building facades. It is an ideal exterior wall solution that combines safety, durability, energy efficiency, and aesthetic appeal.

Corrugated Color-Coated Steel Sheets — The Top Choice for Steel Structure Roofing and Wall Cladding
Core Features & Advantages
Color-coated steel sheets are lightweight, quick to install, corrosion-resistant, and easy to maintain. They also offer thermal insulation, fire resistance, soundproofing, aesthetic versatility, and are both cost-effective and environmentally friendly. With excellent structural performance and outstanding overall characteristics, it is eco-friendly, energy-efficient, and durable, capable of meeting the multifaceted demands of modern architecture for safety, comfort, aesthetics, and long-term usability.
Applications
Used in industrial and commercial buildings, steel structure construction, and prefabricated buildings, these products are suitable for factory roofs, warehouse walls, and workshop exterior walls. They integrate seamlessly with steel structural frames for roofs, walls, and floors, making them essential materials for prefabricated houses, container homes, and temporary construction camps.
Vision & Mission
We are committed to providing safe, efficient, and environmentally friendly solutions for global customers through continuous technological innovation and exceptional product quality, driving industry progress and collectively creating a better future.
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SHANDONG SHIJIE HEAVY INDUSTRY CO., LTD
Headquartered in the High-Tech Development Zone of Jining, Shandong Province, Shandong Shijie Heavy Industry Co., Ltd. and its sister company, Henan Hengfeng Steel Structure Engineering Co., Ltd., operate as a unified manufacturing group under the same ultimate ownership. Globally, we deliver our end-to-end solutions through our dedicated export brand, SynJect.
Drawing on 17 years of export expertise and a proven track record across more than 60 countries, we provide integrated EPC contracting and heavy fabrication. This global reach is backed by our robust manufacturing footprint: an 80,000 m² facility with an annual capacity exceeding 500,000 tons, RMB 120 million in registered capital, and a skilled workforce of over 600 professionals.
Our core expertise spans civil construction, petrochemical facilities, long-distance pressure pipelines, heavy steel structures, pressure vessels, and skid-mounted refueling stations.
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