Amazon India — casio watch not return after cancellation

Address:	Patna, Bihar, 801503
Website:	Amazon online shopping

I am very unsatisfied with amazon company. I have purchase a hand watch but i am not satisfied with product so same day i have to cancen and return this product. But still no one can come and not a single sms call for process the returning
Snap are attached in this complaints box. Please check. I have already sent a mail for the same but not a single reply...