DELTA TAU Data Systems Inc.

USA Corporate Headquarters

21314 Lassen Street, Chatsworth, CA 91311. U.S.A

TEL : +1-818-998-2095

FAX : +1-818-998-7807

Delta Tau Korea (Korea Office)

701-ho, Unitech Vil, Baekseokdong, Ilsan Donggu, Goyangsi, Gyungki-Do, South Korea

TEL : +82-31-813-6156

PMAC Japan (Japan Office)

Ningyocho Bldg. 6F, 3-6-7, Nihonbashi, Ningyocho, Chuo-Ku, Tokyo 103, Japan

TEL : +813-3665-6421