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I replaced after market dispaly on my iphone 5s.. the touch doent work.. but when i use my old broken display it working fine… and the new display working another iphone 5s. i retore and upgarade to latest ios .. no result there is a problem that my iphone is 5s gsm … and the new dispaly work with iphone 5s global.. is that varient issue ,or ios issue or after market diaply problem????

If the replacement aftermarket screen does not work yet the original screen does, then you have a defective aftermarket screen. Contact your supplier to get it replaced or refunded.