USA OFFICE

GS Teletech Inc.

8206 Marshall Drive,
Lenexa, Kansas 66214, USA

HEAD OFFICE

GS Instech Co.,Ltd.

70, Gilpa-ro 71beon-gil, Michuhol-gu, Incheon, Korea

22121

+82-32-870-5570

+82-32-868-0016

dhkim@gsinstech.com

913-469-6699

 

www.gsteletechinc.com

JAPAN OFFICE

GST JP.

Omura Building 4F, 2-5-6, Shinbashi, Minato-ku

Tokyo, Japan, 105-0004

If you need a help, please leave a message.

+81-3-5510-7020

 

www.gstjp.com