TOWARDS ELEVATOR muab tag nrho cov escalator handrails, haum rau yuav luag tag nrho cov nrov escalator hom nyob rau hauv kev ua lag luam, xws li OTI * , KON * , MITSUBISH * thiab lwm yam. Tiv tauj peb kom paub ntau ntxiv.
TOWARDS ELEVATOR muab tag nrho cov escalator handrails, haum rau yuav luag tag nrho cov nrov escalator hom nyob rau hauv kev ua lag luam, xws li OTI * , KON * , MITSUBISH * thiab lwm yam. Tiv tauj peb kom paub ntau ntxiv.
