Corporate Office Erectors House (5th Floor), 18 kemal Ataturk Avenue, Banani C/A, Dhaka – 1213, Bangladesh Twitter: smsacare Facebook: smsaexpress Instagram: smsaexpress Whatsapp: smsaexpress Email: info@smsaexpress.com Tel: +88 02 222275447-8 Uttara Office House – 17 (ground floor), Road – 11, Sector – 1 Uttara, Dhaka- 1230, Bangladesh Whatsapp: smsaexpress Email: info@smsaexpress.com Tel: +8801810168100 gps watches