We exchange small amount like 1lakh to 10lakh at 25+2 % If any one from mumbai want to convert old currency with new or 100 rs We can convert it with hours.only in Mumbai Interested person contact me on =7718028928 Those who talking about exchange in big amount all r fake.just think Of it Currently indian.economy working on only 16% of currency. There is less possibility to exchange huge amount.only few options are Available to convert old to new . Use ur own mind n work on ground reality.