bd nany ke song class kina uchit ,buy song class its ideal for bd navy, @ 2,250 tons , 22 knots or 41km per/hr it offers a lot of space for torpedo's,AIP installment,improvements, upgrades etc its cost effective in maintenance & more wide in size then the ming class or romeo class which is around 1830 tons 16 knots per/hr
Type 039 submarine - Wikipedia, the free encyclopedia
Submarine would be strategic platform Bangladesh or any other navy. We have to consider threat perception, future viability and evolution path. Considering these simple facts Song class does not make sense at all. Also song class would have limited, if any, future relevance and upgrade possibilities. Bangladesh should consider something that will be meaningful for many years to come. Type 41 or even the type Pakistan is working on with China could be suitable option. But we can not also forget political factor that is often influenced from across the border.