That's a typical bongolala talking. Nyinyi sijui shule zenu mnafundishwa nini. There are parameters used by UN in grouping countries and key among them include quality of life, people living below poverty line, access to quality health services, per capita income etc etc. LDCs are countries that exhibit the lowest indicators of socioeconomic development and have the lowest Human Development Index. It's not about Google earth images bongolala. As of now, you are still an LDC until you improve on those sectors