Train Line To Niger/Chad is very important to Chinese-African Development plans. Although, we Nigeria stand to be the biggest winners.
Niger/Chad are landlocked country, most especially Niger. To aid Dangote Refinery and future Refineries in Nigeria, We will need a transport system to those part for sub-Saharan African Economical Dominant

Security is also major part, Nigeria is largely bordered by Niger. We need proper political reform relationship with this countries.