If you wish to undertake maintenance tasks on your own Nipponia Brio 125 then it is always recommended to possess a Workshop Manual to keep just for reference in the event that you need to know how you can take out a particular component for example Wheel and fit it again the right way.
Nipponia Brio 125 Workshop Manuals will give certain diagnostic information on your car so if something is wrong it helps you find out what the issue is and how to make it better. You will be able to assess if you can do this yourself or in case the job is too big you can still book your Brio 125 into a suitable repair garage.
Nipponia Brio 125 manual