What do you think about the whole machine?
very good
general
not optimistic
What do you think about the product of sorting performance ?
very good
general
not optimistic
What do you think about the product of the stability ?( problems happened frequently?)
very good
general
not optimistic
What do you think about after-sales service?
very good
general
not optimistic
If the problems happend on the color sorter,if we solve timely or not?
In your opinion, how can we do better?