Supply Chain Mission

A world leading ecological system for supply chain will be shaped by the company through the modern supply chain management theory and technical means on basis of the company development strategies. This system is able to guarantee the production operatio

Supply Chain Vision

To develop the most competitive supply chain for solar industry to create values for customers with the best costs and services.

Supply Chain Ecology

LONGi is willing to collaborate with friends from all walks of life to penetrate deeper into the solar industry for coordinated innovations and the development of green industrial ecological chain. Eventually, we will steer this industry to a one with bri
Procurement Principles
In the process of cooperation with suppliers, LONGi has always upheld the concept of "honest cooperation", and committed to creating a "fair and just" cooperation ecological environment.
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Code of Conducts
In the process of cooperation with suppliers, LONGi has always upheld the concept of "honest cooperation", and committed to creating a "fair and just" cooperation ecological environment.
Learn More
LONGi Supplier Introduction Rrocess
1
Information registration
Click "Supplier Registration/Login" interface to register according to the Operation Guidance for Supplier Registrations.
2
Registration review
After registration approval, fill in the qualification questionnaire according to the Operation Guidance for Supplier Registrations.
3
Qualification review
The buyers shall conduct qualification reviews according to supplier development requirements.
4
Supplier certification
After the qualification review, the buyer will submit the development application. Once the application is approved, enter qualification certification phase for the supplier.
5
Qualified supplier
Suppliers will be qualified once the qualification certification is approved.
Bidding Announcement
2021-11-25
RFQ for Cooling Tower Treatment, etc (Ingot 2, Wafer, Cell Plant)
View announcement
2021-11-25
RFQ for Magnetic Door and Card Access Control System (Ingot 2, Shaping Plant)
View announcement

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Instructions
You can download related operation guides here for reference. If you have other questions, you can query them in FAQs.

Contact us

If you have any idea or suggestion concerning the development of solar industry or you belive these are compatible with the development planning of LONGi, please contact us.

E-mail:supply_chain@longi.com