### Chinese: 所以他们在听装的定价上，有了一个很大的上升幅度来保障他们的利润空间。
### English: So they have a large increase in the pricing of listening to the package to protect their profit margin.
### Errors: There is a major error of incorrect translation does not accurately represent the correct translation at "listening to the package". There is a major error of incorrect translation includes information not present in the correct translation at "large increase". There is a major error of incorrect translation is missing content from the correct translation at "ensure their profits". There is a major error of terminology is non-standard or does not fit context. terminology is used inconsistently at "protect their profit margin".

### Improved English: Therefore, in the price setting of the canned ones, they set it much higher to guarantee their profits.