আমরা সারা বাংলাদেশে আমাদের সার্ভিস প্রদান করে থাকি। Department of Aid and Rehabilitation: DEM of disaster susceptible spots might help in assessing the hurt of catastrophe. Utilization of topographical maps and DEM will simplicity the selection of reduction distribution points, mobilization of reduction and rehabilitation of effected persons additional efficierilly. https://evansa936wdi7.blogproducer.com/profile