For example; Data should be collected and distributed in a single center, or there should be a data management portal for each province as local governments or a separate center for transportation.
Are you talking about official government statistics? It would be convenient to have the data in a central system that allows the user to drill down to smaller administrative divisions, different sectors, companies, etc. However, it should be carefully designed, because there will be overlaps due to the nature of transportation, i.e. taking things and people from one location to another.