Products

The Agrivoltaic Solar Greenhouse System produced by Guojian Manufacturer is an integrated "agriculture and solar power complementation" solution that combines solar power generation with modern agricultural planting. This system features a high-strength, corrosion-resistant steel frame structure, demonstrating excellent structural stability, strong weather resistance, and excellent wind and snow resistance, making it suitable for diverse and complex climate conditions worldwide.

As a primary supplier of Photovoltaic Steel Structure, Guojian (Tianjin) Steel Co., Ltd. supports bulk procurement and handles orders for centralized project purchasing and custom fabrication. Specializing in hot-dip galvanized PV steel structures and mounting components, the company manufactures products using steel that meets national standards; these products offer excellent wind, snow, and corrosion resistance and are suitable for diverse applications, including ground-mounted power plants, commercial and industrial rooftops, and agrivoltaic projects. With a comprehensive range of specifications and ample stock, the company offers on-demand design and customization, providing a one-stop supply service for steel components to ensure stable delivery for large-scale PV projects. Rigorous quality control is maintained from raw materials to finished products, helping to reduce overall project procurement costs.

Guojian (Tianjin) Steel Co., Ltd. specializes in the production of high-quality Pipe‑Based Steel Structure, including square, rectangular, and circular sections. Manufactured from high-strength carbon steel and available with various anti-corrosion treatments, these products offer structural stability, high load-bearing capacity, and exceptional durability. We support custom specifications and deep processing, maintaining ample stock for bulk orders and efficient delivery.

The Industrial Factory Steel Structure supplied by Guojian Manufacturer is a prefabricated and assembled steel frame system. It is designed to select materials and optimize the structure based on different factory loads and site conditions, and reasonably combines Q235B and Q355B national standard hot-rolled steel, taking into account both structural strength and project cost.

Guojian Steel Co., Ltd. specializes in supplying steel mounting systems for Metal Roof Solar Mounting System, offering one-stop procurement and customization services for industrial plants, warehouses, and rooftop photovoltaic installations. Dedicated to the R&D and manufacturing of steel mounting structures, the company focuses on concealed-fix (snap-lock) and standing-seam systems—products characterized by high strength, corrosion and wind resistance, and ease of installation. We provide tailored selection, wholesale availability, and comprehensive project support. Our detailed specifications, performance parameters, installation guidelines, and quality standards help customers select the right solutions efficiently, reduce costs, and ensure the structural safety and long-term stable operation of their roofing systems.

This China Square Tube Solar Carport System, manufactured by Guojian Factory, adopts an enclosed rectangular tube integral frame structure. The main beams, columns, and secondary beams are all made of closed-section pipe materials, which possess stronger bending and compression resistance. The overall structure is stable and does not shake or deform easily, ensuring excellent stability for long-term outdoor use.