Won't be helpful, already SER,ECR are serving Jharkhand, and SER was divided to get Bengal and Jharkhand a separate zone.
please wait...Translate to HindiKaam nahi aayega, SER aur ECR already Jharkhand mein kaam kar rahe hain, aur SER ko batakar Bengal aur Jharkhand ko alag zone banaya gaya tha.