Korea Office
1 Seokcheon 380 beon-gil Ojeong-gu, Bucheon-si, Gyeonggi-do,
Republic of Korea (Zip Code:14450)

+82-32-328-9935     +82-32-328-9990

USA Sales Office
DI Optical USA Inc.
16900 Valley View Ave, La Mirada, CA USA, 90638

714-690-2971     714-690-2979     info@diopticalusa.com