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You can't see the staircase clearly when there is dark,and accidents easily happen.Handrail Eyes mark the point of every step,when people support the handrail,they can correctly know where the next step is,and prevent miss steps.IF one day fire disaster happen,and have a power failure,they can follow the point and step on the right way,and evacuate can be faster.
JYUN-YI / JIANG ,
PEI-CHUN / HUANG,