This 3.3MW metal roof solar project in Jinjiang, China demonstrates a large rooftop PV installation on a commercial building. The system uses the available roof area to accommodate a broad solar module array, with mounting components arranged to suit the roof profile and planned module layout.
Project Overview
- Location: Jinjiang, China
- System capacity: 3.3MW
- Application: Commercial rooftop photovoltaic system
- Mounting solution: Metal roof solar mounting system
Metal roof solar projects require a mounting layout that works with the existing building roof. At this site, the roof area was prepared for a large PV array, with mounting rails positioned along the roof profile to support an organised module installation.
Metal Roof Solar Mounting Layout
For a large commercial rooftop solar project, the mounting arrangement needs to account for the roof profile, module dimensions, row spacing and practical access for installers. A clear layout helps the installation team work to a consistent reference across the roof and supports a neat finished array.
The rail system at this Jinjiang project follows the usable roof sections and provides the base for the PV modules. This approach allows the rooftop array to be developed in an orderly sequence as installation progresses.
Installation Details for Metal Roof PV Systems
Before selecting a metal roof solar mounting system, project teams should review the roof type, roof condition, module specifications, local wind loads, drainage paths and waterproofing requirements. These checks help determine a mounting approach that is appropriate for the building and the planned PV array.
Installation details also affect long-term access to the system. Clear module rows and practical routes for inspection make routine checks and maintenance work easier after the project enters operation.
Solar Mounting Solutions for Commercial Rooftops
Ziyuan Solar provides mounting solutions for metal roofs, tile roofs, flat roofs and ground-mounted PV projects. We work with installers, EPC contractors, distributors and project owners who need practical solar mounting systems for real site conditions.
For commercial rooftop projects, the system configuration should be based on the roof structure, module specifications and installation requirements. A clear technical plan before material delivery helps keep the work organised on site.
Discuss Your Metal Roof Solar Project
Planning a metal roof solar project in China or another international market? Share your roof information, module specifications and target capacity with Xiamen Ziyuan Energy Technology Co., Ltd. Our team can help review a suitable mounting approach for your rooftop PV project.



