### 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 phone delivery is available only in special policy number sections such as 6666 and 8888 at the end of the policy. If the winning text message is sent, it will not be exchanged, and there will be no one to remind you.
### Errors: There is a major error of incorrect translation is missing content from the correct translation at "Free mobile phone delivery". There is a major error of incorrect translation includes information not present in the correct translation at "at the end of the policy". There is a major error of incorrect translation has stylistic problems at "If the winning text message is sent, it will not be exchanged,".

### 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.