Indian Customs — in case of product exchange

Address:

431203

I have ordered mobile phone by international online store banggood.com and its tracking code is - ru[protected]ch
And have got the parcel bt it contains other product of different address receipt inside the package and before taking package i have also payed rs. 1099/- as a custom duty and when i contacted the person whose name and address is on inside packaging they also got parcel of different product.