Contact Address Prime Infoserv Bangladesh House 536 Ground Floor Lane 11 (East), Baridhara DOHS Dhaka 1206 , Bangladesh Phone Cell: +8801713077047, +8801847313744, +8801730440444, +8801847313743 Office: +8801970440445, +8801878688799 Time of working 10:00 am to 6:00 pm. Sunday to Thursday