Celebration Point Road No-113/A, Plot No- 3 & 5, Gulshan, Dhaka-1212, Bangladesh. Phone: 8821477, 8825349, 8813137, 0189232240, 0189232241 Fax: 880-2-8812672, E-mail: btil@citechco.net Web Site: http://www.btibd.net