my datawind product dont delivered to me till one month already i paid for this ammount 4899

Location/place: khurda/orissa

Name of company/service: datawind akas tablet

I have booked a product of ubislet 7c++ through hdfc credit card amount 4899 in 9th may 2013 but till now they dont give me this product my booking id is PM14DA they send this through courier to other person in pune when ever i contact the datawind they pick up my call its 1 month past they dont contact me what did i do please take some action.