### 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: Free mobile phones are given only for special policy numbers such as 6666 and 8888. If a winning short message is sent, you do 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 "Free mobile phones are given only for special policy numbers such as 6666 and 8888.". There is a major error of incorrect translation includes information not present in the correct translation at "If a winning short message is sent,". There is a major error of incorrect translation has stylistic problems at "you do 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.