• Welcome to Longi Solar

    Every component represents a 25-year commitment

    Focusing on the R&D and production of high-efficiency crystalline silicon modules, our product portfolio covers a full range of monocrystalline and polycrystalline modules. Leveraging the strengths of China’s photovoltaic industry cluster, we provide internationally certified clean energy solutions for ground-mounted power plants, commercial and industrial rooftop installations, and residential projects worldwide.

  • Welcome to Longi Solar

    Your Solar Project Deserves a More Reliable Partner

    We provide end-to-end support—from technical consulting and product customization to post-sales follow-up—and flexibly adapt to the delivery requirements of projects of all sizes.

    About Us
  • Our Services

    From project consulting to long-term operations and maintenance, we provide professional support covering the entire lifecycle.

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Technical Consultation and Product Selection

Customized Product Solutions

Global Logistics and Delivery

Installation Guidelines and Technical Training

Why choose us?

Advanced Processes and Technologies

Our automated production lines cover the entire process, from cell sorting to final product inspection. We continuously advance high-efficiency crystalline silicon cell technology to ensure that our modules’ conversion efficiency and stability remain at the industry’s leading levels.

End-to-End Quality Control

Multiple in-line inspection points are established from the arrival of raw materials to the shipment of finished products. We implement end-to-end traceability management and strictly conduct power testing, EL testing, and mechanical load testing to ensure long-term reliability.

Flexible and Efficient Delivery

With rapid response capabilities and flexible scheduling, we can meet the delivery deadlines and customization requirements of projects of all sizes. Combined with professional export logistics services, we ensure that goods arrive safely and on time.

Practicing Green Manufacturing

We integrate environmental protection principles into our production operations, continuously optimize energy consumption and material utilization, reduce the carbon footprint across the entire product lifecycle, and drive the global energy transition through responsible manufacturing.

Advanced Processes and Technologies End-to-End Quality Control Flexible and Efficient Delivery Practicing Green Manufacturing

Why choose us?

Advanced Processes and Technologies

Advanced Processes and Technologies

Our automated production lines cover the entire process, from cell sorting to final product inspection. We continuously advance high-efficiency crystalline silicon cell technology to ensure that our modules’ conversion efficiency and stability remain at the industry’s leading levels.

End-to-End Quality Control

End-to-End Quality Control

Multiple in-line inspection points are established from the arrival of raw materials to the shipment of finished products. We implement end-to-end traceability management and strictly conduct power testing, EL testing, and mechanical load testing to ensure long-term reliability.

Flexible and Efficient Delivery

Flexible and Efficient Delivery

With rapid response capabilities and flexible scheduling, we can meet the delivery deadlines and customization requirements of projects of all sizes. Combined with professional export logistics services, we ensure that goods arrive safely and on time.

Practicing Green Manufacturing

Practicing Green Manufacturing

We integrate environmental protection principles into our production operations, continuously optimize energy consumption and material utilization, reduce the carbon footprint across the entire product lifecycle, and drive the global energy transition through responsible manufacturing.