- ACRO/SOYO ENTERPRISES INC.)
- Address:# 973-5, YANGDEOG-DONG, MASANHOEWONGU
- Shinwha electron
- Address:A-14 2nd floor COEX World trade center Seoul Samseong-dong Gangnam-gu
- Makyeng Industrial Co., Ltd.
- Address:802 ace tower 529-1 Gojan-dong,Gojan-dong ,Danwon-gu, Ansan-si
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