Bestar e fana ka mesebetsi e boima ea "Roll Up Doors" e loketseng lits'ebetso tse fapaneng.
E phethehile bakeng sa tšebeliso e phahameng ea sephethephethe, menyako ena ea tšepe e boima haholo, ea khoebo ea maemo a khoebo e loketse libaka tsa polokelo, li-docks, li-terminals le litsi tsa kabo.