### Chinese: 免费送手机，是保单尾号比如6666，8888这种特殊保单号段才送的，并且如果中奖短信发出，自己不兑换，也没有人提醒的。
### English: The free mobile phone is only sent by the special policy number such as 6666, 8888, and if the winning text message is sent, you will not redeem it, and no one will remind you.
### Errors: There is a major error of incorrect translation is missing content from the correct translation at "The free mobile phone". There is a major error of incorrect translation includes information not present in the correct translation at "and if the winning text message is sent". There is a major error of problems with grammar, other than orthography at "you will not redeem it, and no one will remind you".

### Improved English: Getting mobile phone for free means only policy ending with special numbers such as 6666 and 8888 can get a free phone, and no one will remind you again if the text message is sent to you and you don’t redeem it yourself.