chong joo chong joo, choung buk
Gyeonggi Small & Medium Business Center #906-5 Lui-dong, Yeongtong-gu Suwon, Gyeonggi-do
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203 Korea Polyetechnic University, 2121, Jeoungwang-dong, Siheung-si, Gyeonggi-do, Korea Siheung-si, Gyeonggi-do