... FAIL,THE LIE HAVE PENETRATED.SINCE 1985,THE FIRST TYRE WARMER IS INVENTED IN JAPAN,PATENT NO:JP 58 ... IS A LIE.PRO-TECH are only absorbed in tyre warmer performance and quality,honest we are not the ... inventor of tyre warmer,because we know the history,we know something ... years,now is finished,anyone can produce and sale tyre warmer in China if the quality is good enough ...