How long you usually go shopping at supermarket？
less than 30 min
30min-1 hour
more than 1hour
Do you use shopping cart at supermarket?
How long you usually wait when you checkout?
less than 5min
5-10min
10-20min
more than 20min
Can you accept the waiting time when you checkout?
Have you ever couldn't find what you want to buy at supermarket?
Have you ever don't quite know the information of the item,like the price, the Date of production, so that you didn't buy it?
What you concern when you go to supermarket?
| | 1 | 2 | 3 | 4 | 5 |
| shopping efficiency | | | | | |
| on sale item | | | | | |
| entertainment | | | | | |
Do you like to use a smart shopping cart at supermarket?