1. ntxaib nqa thawv spreader muaj txhim khu kev qha zoo.
2.Twin-lift container spreader yog tsim rau 20ft, 40ft, 45ft txheem thawv nqa.
3. Twin-lift container spreader yog tsim rau nqa ob lub thawv 20ft.
4. Peb lub thawv kis tau tus mob tsav los ntawm hydraulic system.