Devices launched in 2016

NIU Andy C5.5E2I
  1. Fix Common Problems of NIU Andy C5.5E2I

Devices launched in 2015

NIU Tek 5D
  1. Fix Common Problems of NIU Tek 5D
NIU Andy 3.5E2I
  1. Fix Common Problems of NIU Andy 3.5E2I
NIU Andy 4E2I
  1. Fix Common Problems of NIU Andy 4E2I

Devices launched in 2014

NIU Andy 5EI
  1. Fix Common Problems of NIU Andy 5EI
NIU Andy 5T
  1. Fix Common Problems of NIU Andy 5T
NIU Niutek 3.5D2
  1. Fix Common Problems of NIU Niutek 3.5D2
NIU Niutek 3.5D
  1. Fix Common Problems of NIU Niutek 3.5D
NIU Niutek 4.5D
  1. Fix Common Problems of NIU Niutek 4.5D
NIU Niutek 4.0D
  1. Fix Common Problems of NIU Niutek 4.0D
NIU Tek 4D2
  1. Fix Common Problems of NIU Tek 4D2

Devices launched in 2013

NIU Niutek 3.5B
  1. Fix Common Problems of NIU Niutek 3.5B

Devices launched in 2012

NIU Niutek N109
  1. Fix Common Problems of NIU Niutek N109
NIU Niutek 3G 3.5 N209
  1. Fix Common Problems of NIU Niutek 3G 3.5 N209
NIU NiutekQ N108
  1. Fix Common Problems of NIU NiutekQ N108
NIU Niutek 3G 4.0 N309
  1. Fix Common Problems of NIU Niutek 3G 4.0 N309