Nissan Motor — complain

Address:

Paschim Medinipur, West Bengal, 721515

I buy a car from M/S Mohan motors traders pvt ltd. Kharagpur Branch. Dated on - 29/05/2018. We are paid installment properly but we are not use the car due to the Traffic police hares for no number plate. They promise within 1 month provide us the number plate & original documents also. But till date they are not provide us number & RC book also. So u are requested please advise what to do in this situation. I already complain consumer care. They said that i send a written complaint to the Nissan. My complain no 866805.