WAC RESEARCH CO.,LTD. 11/587 Moo 10, Ladpraowanghin Rd., Ladprao, Ladprao, Bangkok 10230 Thailand. Map Tel: (662)538-1038, (662)539-9352, (662) 5303809-10 Fax: (662)538-3098 E-Mail: sales@wacinfotech.com, MSN: wacresearch@wacinfotech.com