Ilsan Head Office

Address : 1324, Baekseok 2-dong, Ilsandong-gu, Goyang-si, Gyeonggi-do, S. Korea

Hawk Ham, Representative Director

Mail: ats@atss.co.kr/ hawkham@atss.co.kr

Mobile 82-10-8882-0123

International call 82-70-8708-6519

Local call 1600-0512

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Seoul Branch Office

Address:  25 Yoenmujang 5ga-gil, Seongdong-gu,

Seoul, S. Korea

Mail: atss@atss.co.kr

Local call 070-8708-3634

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China Office

Address: Fangfeilu 88 haoyuan 1 haolou 6 danyuan 1101 Beijing (100000) China

Joo-Sung Park, Director

Mail: joepark@atss.co.kr

Tel: +8615567606393 English/French/Korean

英語/佛語/韓國語

Tel: +8618601384478 Chinese 中國語