Happy Gift Mart — product not yet delivered and no response from the seller

Address:

Mumbai Suburban, Maharashtra, 400052

I had ordered magic floating cube rotating photo magnetic frame with 6 photos from this site on 28/06/2018 order id# 78753. I had paid rs 340 through payumoney. But the product is not yet delivered. I tried contacting them through mail but no response.. They given the delivery between 4-5 days.. And now it's 7th day july 4th and i have not received any information regarding my order please help me and solve the issue as soon as possible.