Your age :
less than 15 years old
15~20
21~25
26~30
31~40
41~50
50ormore
You are currently engaged in the industry:
Your current monthly income :
Noincome
below2000
2001~3000
3001~5000
5001~8000
8001~15000
15001~50000
50000more
What is your current mobile phone brand is
Huawei
Nokia
Samsung
Sony
Ericsson
Motorola
Apple
OPPO
HTC
Coolpad
ZTE
Other
Your phone price range?
lessthan1000
1000-1999yuan
2000-2999yuan
3000-4999yuan
5000yuan
You are currently using smart drives?
What have you used the phone function ?
dissatisfied
verydissatisfied
generallysatisfied
verysatisfied
Power capacity of your existing phone ?
3000mAabove
2000--3000mA
2000mAless
how long does your phone's stand by ?
morethanthreedays
twodays-threedays
oneday- two days
lessthan oneday
How long will you replace the phone in the next ?
halfwithinsixmonthsto1year
1-2years
2-3wasnotbadoveryears
3 years notchange
Which aspects of your performance on the phone and then compare meaning ? (Choose up to elect three ) [ multiple choice ]
standbytime
memory
pixel
appearance
brand
Price
Other