I have taken a new phone so please suggest me the good and best dual sim Smartphone in India. My range is 15,000 or less.
Search on OLX where you can get more information regarding various type of Mobile Phones.
Samsung Galaxy y duos lite or pro anything is best even there are more samsung dual sim phones android + Smart Phones which will be there for your budget check over olx, flipkart, snapdeals etc.
I like to suggest you to buy Samsung Galaxy y Dual Sim small and cute and cheap also