Compare Solar Panel Manufacturers: ILB Helios Group vs GK Solar Power

Website:

http://www.ilb-helios-group.com

Country:

Switzerland

Address:

Chamerstrasse 175, CH-6300 Zug

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