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.
Fruit and Vegetable Planting Greenhouse Steel Structure Building
Steel-frame greenhouses for fruit and vegetable cultivation are specialized steel structures designed specifically for agricultural production. Constructed primarily from high-strength steel and built using a standardized process of factory prefabrication and on-site assembly, these structures not only ensure structural stability and durability but also allow for flexible adaptation to varying cultivation scales and crop varieties, making them a vital pillar of modern agriculture.
Agricultural Breeding Greenhouse Steel Structure
Core Features & Advantages
The steel structures for fruit and vegetable greenhouses are constructed using a factory-prefabricated, on-site assembly model. All primary steel components (beams, columns, and purlins) undergo standardized processes—including cutting, welding, and anti-corrosion coating—entirely in the factory. On-site, the structure only requires hoisting, assembly, sealing, and reinforcement before it is ready for use. With their lightweight yet high-load-bearing capacity, these steel structures allow for flexible construction of single or multi-span greenhouses to accommodate various scales of fruit and vegetable cultivation. They provide a stable, temperature-controlled, and humidity-regulated environment for plant growth, while also facilitating the integration of supporting systems such as ventilation, irrigation, and shading. Additionally, they offer simple and convenient maintenance.
♦ Fully modular design that is disassemblable and relocatable, offering flexible adaptation to cultivation plans
♦ No on-site welding required, ensuring efficient construction and significantly shortening the construction timeline
♦ Minimal foundation requirements, adaptable to various terrains, and reducing infrastructure costs
♦ Excellent light transmission and thermal insulation, saving energy and improving the profitability of fruit and vegetable cultivation
♦ Standardized production with high-precision components, resulting in low long-term maintenance costs
Applications
The prefabricated steel structure of the greenhouse for fruit and vegetable cultivation is suitable for small and medium-sized fruit and vegetable growers, family farms, temporary planting bases, and fruit and vegetable rotation projects. It is compatible with various types of fruit and vegetable cultivation, such as leafy vegetables, root and stem vegetables, and fruits and vegetables. It can be applied to rural revitalization facility agriculture projects, temporary fruit and vegetable seedling cultivation bases, mountainous fruit and vegetable cultivation, and seasonal fruit and vegetable cultivation scenarios.
♦ Rural revitalization facility agriculture fruit and vegetable greenhouse project
♦ Construction of greenhouses for small and medium-sized fruit and vegetable growers
♦ Temporary greenhouse for fruit and vegetable seedling cultivation and seasonal planting
♦ Greenhouses for fruit and vegetable cultivation in mountainous and hilly areas
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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