Which brand of hotel utility ladder is good?

Dumbwaiterlift; servicelift is also called a food elevator, food elevator, dining elevator or multi-purpose utility elevator.

Fixed lifting equipment serving specified floors (generally up to eight floors or less). It has a car which, due to its size and construction, does not allow people to enter the car. The car runs between two vertical rigid guide rails with an inclination angle of less than 15°. To meet the condition of no entry of persons, the dimensions of the car must not exceed.

Miscellaneous elevator brands:

Harbin Hongda, Matsumoto Runlong, Century Runlong, Guangzhou Xiyingmen Elevator, etc.