How you can get registration to publish a weekly newspaper in Bangladesh?

This is not a complex thing. You will go to 'Film and Publication Authority' in Bangla - Film and Prokashona Odhidaptor, under Information Buerue of Culture and Information Ministry. They will give you one name clearance from your suggested three names. Then you will go to DC Office in you zone. On basis of your application they will process to declare your publication to print on monthly, weekly, or daily basis.