South Korea

Choa Engineering

SONGDO SMART VALLEY, E-1009-3, 30, Songdomirae-ro, Yeonsu-gu,  
INCHEON 406-840, KOREA REPUBLIC      
Tel: +82 (0)32 271 3003 
Fax:+82 (0)32 271 3006 
Email:c.richard@choaengineering.com