Chengdu tourists by mobile phone positioning tracking, lock the phone is located in a residential area. Figure provided by the respondents to provide on-site investigation of the case of Vietnamese local police. Pursued, mobile phone theft is the accurate positioning alarm, lack of evidence the police also don't a thief recognize, but alerted police redemption no dice Chengdu tourist Mr. Li absolutely did not think of, his journey of Nha Trang, Vietnam will be so unlucky. In August 1st, Mr. Li in Nha Trang last...