If you have to undertake fixes to your Veli VL110 2 then it is always recommended to own a Workshop Manual to use as personal reference in case you need to know the way to take out a certain component for example the Drive Shaft and fit it again properly.
Veli VL110 2 Workshop Manuals will give special diagnostic information for your vehicle therefore if something is broken it will help you ascertain what the situation is and ways to correct it. Then you are able to analyse if you can do this on your own or if the job is just too big you can still make a reservation for your VL110 2 into a local friendly mechanic.
Veli VL110 2 manual