Ouku 7 inch in dash tv missing piece can anyone help? topic

Ok I kmow yes it's a off brand for a tv it comes from China and their website is not in English and they never respond to emails from customer service..I know got a ouku 7 inch in dash tv and the wire harness that goes from the unit to the car is missing..I know can't buy them at best buy or an audio place because it's off brand and they said I have to contact the supplier or make which I tried and they never respond back. Can anyone help me put and tell me what to do maybe where to go or how to get a wire harness for this or get it made I don't care what I have to do to get it someone please help