Zero customer service

I SEE HISENSE DOESNT EVEN REPLY TO THEIR CUSTOMERS USLESS SERVICE O HAVE HAD A DEFECTIVE TV FOR MORE THAN 2 YEARS .TODAY I GET TOLD THAT I AM LYING ABOUT THE FAULT AND THEY WONT PASS A CREDIT FOR ME TO GET A NEW 1 AFTER IT WENT IN 2 TIMES TO GET FIXED AND R1000 WORTH OF CALLS I TOOK IT TO GAME AND THEY SAID THE SAME AND GUESS WHAT THEY TOOK IT FROM ME AND TESTED IN STORE O MY WORD IT DID EXACTLY WHAT I SAID IT WOULD IMAGINE A TV THAT SWITCHES ITS SELF OFF ABOUT 10 TIMES AN HOUR WELL THATS WHAT I HAVE HAD FOR 2 YEARS AND NOW I GET TOLF AFTER WITNESSING THIS I CAN PAY IN TO GET THE SAME VERSION BUT LATEST MODEL SO I MUST GO FROM A 59 INCH UHD 4K TO A 50 INCH SOME ******* BECUASE THEY DONT HAVE MY VERSION OF THE TV ANY MORE .I WOULD LOVE TO TELL YOU HISENSE EXACTLY EHAT I THINK OF YOU BUT THERE ISNT A BAD ENOUGH WORD IN THE ENGLISH LANGUAGE