Country:
| [Headquarters] 903-1, 511, Yeongdong-daero (Samseong-dong, Trade Center), Gangnam-gu, Seoul | T. 02-550-0800 / F. 02-6969-5147 |
| [Jeong-eup Plant] 67, 3-gil, Buk-myeon 3-sandan (Jeong-eup 3 Industrial Complex Block 15), Jeong-eup-si, Jeollabuk-do | T. 02-550-0900 / F. 063-536-7885 |
| [Hanam Plant] 28-13, Deokpungbuk-ro 6beon-gil, Hanam-si, Gyeonggi-do | T. 02-550-0907 / F. 031-794-0225 |
| Room 202, Building 6, No. 63 Nong Akesu road. Jiading district, Shanghai city. | T. +86-156-9216-8283 / F. +86-21-6167-9519 |
| San・Yusu Bldg 6F, 3-27-15, Namiki, Kawaguchi, Saitama, Japan. (332-0034) |
| T.＋81-48-229-9507 / F.＋81-48-229-9508 |
| 2775 Algonquin Rd., Suite 110, Rolling Meadows, IL 60008 , USA. | T. +1-847-461-9292 / F. +1-815-524-2279 |
| 789/92 Moo1, Pinthong Industrial Estate1, SiRacha District, Chon Buri, Thailand | T. +66-082-989-2244 |
