Compare Solar Panel Manufacturers: Sonnett vs GK Solar Power

Website:

http://www.sonnett.de

Country:

Germany

Address:

Am Kalkheck 5, 58313 Herdecke

Website:

http://www.zbgk-power.com

Country:

China

Address:

100m East of Nanyue Road and Jiaojie Road, 236 Provincial Road, Yiyuan Economical Development Zone, Zibo, Shandong