I dont see whats more mobile about it than most 2 post lifts , they are just bolted to floor as well You would need to be pretty confident in the quality of the concrete you were bolted down to . and the base doesnt look very wide !!
The scissor lifts are limited in use as they tend to be very obstructive , more suited to tyre change brake service etc . If you want to get mobile with a landy then you would need something like they use on buses etc 4 post interconnected lift system JMHO
something like this