1. Cov elevators tuaj yeem nqa cov ntaub ntawv ntsug lossis ntawm lub kaum sab xis thiab tsim nyog rau kev lag luam xws li mining, tshuaj, khoom siv hauv tsev, metallurgy, thiab nplej.
2. Cov elevators muaj lub peev xwm thauj khoom loj thiab tuaj yeem tuav cov khoom loj loj.
3. Cov elevators muaj cov qauv yooj yim, ua kom yooj yim rau kev tswj thiab kho.
4. Cov elevators nyob ntsiag to thaum lub sijhawm ua haujlwm thiab muaj zog- ua haujlwm zoo thiab ib puag ncig zoo.
Nyob rau hauv luv luv, elevators muab ib tug yooj yim qauv, txhim khu kev qha kev khiav hauj lwm, thiab siab conveying muaj peev xwm. Nrog kev nce qib ntawm kev siv thev naus laus zis thiab kev txhim kho txuas ntxiv thiab kev txhim kho of the elevator, elevators tau dhau los ua kev siv ntau hauv kev lag luam.
