Trina Solar Limited, a integrated manufacturer of solar photovoltaic (PV) products from the production of ingots, wafers and cells to the assembly of PV modules, announced through its subsidiary, Changzhou Trina Solar Energy Co. Ltd., has signed a supplemental long-term wafer and polysilicon product supply agreement with GCL (Changzhou) Solar Energy Technology Company Limited, a subsidiary of GCL-Poly Energy Holdings Limited.

Under the terms of the supplemental agreement and existing agreements, GCL-Poly is expected to supply Trina Solar with wafers and polysilicon sufficient to produce approximately 7,500 MW of solar modules in aggregate over five years. Delivery of the wafers and polysilicon at predetermined prices will commence from January 2011 to December 2015. Terms of the agreement also contain a price adjustment clause.

"We are very pleased to further strengthen our long term strategic partnership with GCL-Poly by signing this supplemental agreement," said Patrick Lu, Trina Solar's Vice President of Supply Chain Management. "The agreement to secure a portion of the Company's wafer and polysilicon requirement from GCL-Poly continues to extend our advantage to support our long-term sales growth and market share expansion goals into 2011 and beyond."

"GCL-Poly remains committed to providing the best-in-class wafers and polysilicon to Trina Solar to further secure its position as a leading PV player in the fast growing global solar industry," said Mr. Shu Hua, Executive Director and President of GCL-Poly.