### Chinese: 所以各个厂家也在不断地增加新品，而且是听装，其价格也是不断地上涨，其实这是随着市场费用的增加而出的新品。
### English: So various manufacturers are also constantly adding new products which is the canned one, and its price is also rising, in fact, this is caused by the increase in market costs out of the new products.
### Errors: There is a major error of incorrect translation does not accurately represent the correct translation at "the canned one". There is a major error of incorrect translation includes information not present in the correct translation at "out of the new products". There is a major error of incorrect translation is missing content from the correct translation at "its price is also rising". There is a major error of incorrect translation has stylistic problems at "So various manufacturers are also constantly adding new products which is the canned one". There is a major error of wrong grammatical register (eg, inappropriately informal pronouns). internal inconsistency (not related to terminology) at "in fact, this is caused by the increase in market costs out of the new products".

### Improved English: Therefore, various manufacturers are also constantly adding new products in can packaging, and the price kept rising as well; in fact, these new product are introduced due to the increase of market costs.