A, A1 category is past now. Abhi aur koi "A1 station" ni ha, ha to sirf Nsg1,2,3. Nsg category is the present system. Ab apko past ma jeena chhorkar present ma wapas ana chaiye. Category wise Ranchi aur Jasidih ma koi fark ni ha. Aur ye baat baat pe apka Bengal k stations ko bina matlab ka blogs pe khichna compulsory ha kya??