Countdown, raws li ib tug tshiab txhais tau tias ntawm lub nroog tsheb thauj mus los teeb liab kev pab, synchronizes nrog cov zaub ntawm lub tsheb teeb liab teeb.Nws tuaj yeem muab sijhawm ntxiv ntawm lub teeb liab, daj thiab ntsuab rau cov neeg tsav tsheb thiab cov phooj ywg.Nws tuaj yeem txo lub sijhawm ncua ntawm cov tsheb hla kev sib tshuam thiab txhim kho kev ua haujlwm ntawm kev tsheb.Lub tuam txhab tsim tshiab countdown zaub muaj peb qhov ntau thiab tsawg, 600 * 820mm, 760 * 960mm thiab pixel tube zaub countdown (qhov loj me tuaj yeem hloov kho arbitrarily).Txhua qhov loj yog muab faib ua peb hom zaub: ib qho zaub liab, liab-ntsuab ob-xim zaub thiab liab-daj-ntsuab peb-xim zaub.