Compare Solar Panel Manufacturers: Choshu Industry vs UPSEN Electric

Website:

http://www.choshu.co.jp

Country:

Japan

Address:

3740 Yamanoi, Sanyoonoda, Yamaguchi Prefecture 757-0003

Website:

http://www.upsen.net

Country:

China

Address:

5b, Jiandacheng Industrial Park, Central Road, Shajing, Bao'an, Shenzhen, Guangdong