Compare Solar Panel Manufacturers: Osda Solar vs VTA Technologie

Website:

http://www.osdasol.com

Country:

China

Address:

No.190, Xingfu Road, Gaoqiao Town, Yinzhou Area, Ningbo, Zhejiang

Website:

http://www.vta.cc

Country:

Austria

Address:

Umweltpark 1, A-4681 Rottenbach