What is the brend of your mobile phone?
Nokia
Motorola
Sony Ericsson
Samsung
Others
How long have you had the phone?
Less than 6 months
6-12 months
13-18months
19-24 months
More than 24 months
How do you like the overall performance of the phone？
Very Satisfied
Satisfied
Neither Satisfied Nor Dissatisfied
Dissatisfied
Very Dissatisfied
Which function of the phone do you like most ?
Calendar
FM Radio
MP3 playing
Internet access
Others (Please specify:)
Have you ever used the phone's after-sales service ?
Yes (Please specify the problems)
No