### Chinese: 其实袋装跟听装的奶粉它们的原材料是一模一样的，没有任何区别的。
### English: In fact, the bag and the milk powder their raw materials are the same, there is no difference.
### Errors: There is a major error of problems with grammar, other than orthography at "their raw materials are the same". There is a major error of incorrect translation has stylistic problems at "there is no difference". There is a minor error of incorrect translation includes information not present in the correct translation at "In fact".

### Improved English: Actually, the raw materials of milk powder in bags and in cans are exactly the same.