HQ
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(06725) 7th and 8th floors, GS E&C Seocho Tower, 2477 Nambusunhwan-ro, Seocho-gu, Seoul
- +82 2-2154-5700
Factory
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(31409) 278-2, Asanvalleydong-ro, Dunpo-myeon, Asan-si, Chungcheongnam-do
- +82 70-4170-0129
Vietnam
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Head Office
No 10 Luong Dinh Cua Street, Thu Thiem Ward, Thu Duc city, HCMC.
- +84 28-3620-6510
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Hanoi Office Branch
The Authority of Radio Frequency Management Building. 115 Tran Duy Hung, Trung Hoa, Cau Giay, Ha Noi.
- +84 24-3990-0191
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Factory
Lot E1, Nhon Trach 6 Industrial Zone, Long Tho Commune, Nhon Trach District, Dong Nai Province, Vietnam.
- +84 25-1368-2706
