Supply Chain & Sourcing Policy

Commitment to Ethical & Reliable Sourcing

At GL Materials, we understand that supply chain integrity is critical for solar and precision manufacturing. Our Supply Policy outlines our commitment to quality, ethics, and reliability.

1. Vendor Qualification

We source strictly from audited manufacturers. Our vendor qualification process includes:

  • Factory Audits: Verifying production capabilities and ISO compliance.
  • Financial Health: Ensuring long-term stability of supply partners.
  • Ethical Labor: Strict adherence to prohibitions against forced labor (compliant with UFLPA and international standards).

2. Traceability

For critical inputs like Polysilicon and Solar Glass, we maintain lot-level traceability to the country of origin. Certificates of Origin (CoO) are provided with every shipment.

3. Quality Assurance (QA/QC)

Our quality protocol involves:

  • Pre-Shipment Inspection (PSI): Random sampling before dispatch.
  • Third-Party Testing: Utilizing labs like TUV or SGS for verification upon client request.
  • COA: Certificate of Analysis provided for every chemical/consumable batch.

4. Logistics & Incoterms

We support standard Incoterms (EXW, FOB, CIF, DDP). Our logistics team ensures proper packaging for fragile items (e.g., solar glass crates) to minimize transit damage.