Guolong is a high-tech company professionally engaged in solar cells and modules’ R&D, manufacturing, sales and installation of distributed power plant. It is certified with ISO9001, UL, CQC, CE, TUV and VDE. All products backed by 25-year power warranty and 12-year product warranty.
“LONG ENERGY”, a Guolong brand, has entered into American market as early as 2011. With excellent quality and stable performance, “Long Energy” is recognized as bankable by US banks.
Guolong’s fully automated production lines with the state of art robots ensure the highest industry standards and reliability of products. Annual production capacity of cells and solar modules reaches 500MW and 2GW.
The experienced management team guarantees Guolong to provide the industry-leading solar products for customers. At present, Guolong has established strategic cooperative relations