Of 570822 people in 1989, they have the name of the sampling spot check, found that single-name has 49405, accounts for the total number of 8. 7%.At the same time, they also found that single name repetition rate significantly higher than that of double name name repetition rate.As in 1 984 in selectiving examination, double name name repetition rate is 22. 9%, and word name name repetition rate is 54. 2%;In selectiving examination in 1989, two name repetition rate was made. 4%, for single-name name repetition rate is 67. 7%.To or sampling survey of hundreds of thousands of people, if they are billions of people across the country for statistics, single name repetition rate is high it is not hard to see, related researchers estimate that more than 90% for a while.As a result of the single name repetition rate is too high, for the parties and social problems are also more prominent.According to a census register, according to the statistical data of tianjin called zhang ying also only 54, 1955 to 1977 increased to 197, 1990 to 213.One of the nine year old girl zhang ying because suffer from acute enteritis from mother brought to a hospital, at the dispensary, with two other children call zhang ying, a doctor of pharmacy shouted zhang ying for medicine, zhang ying's mother hand of enteritis was reached in the past.When the doctor of pharmacy second Zhang Yingshi shouted again, found the first zhang ying to get the second zhang ying took the medicine.That is the medicine to treat rheumatic heart disease, the consequences of eating by mistake idea.And must take drugs and medical record all didn't leave the child's address, the doctor worried and hurried to call several nearby police station query, the results the girls look up to more than 40 call zhang ying.

Thanks to this zhang ying's mother wise of enteritis, when looked at medicines and medicine to the child found wrong, go back and find a doctor, to avoid a medical accident.About a single-name brings inconvenience case almost illustrations.Still in tianjin, for example, tianjin first names as many as 95351 of the word, there are 5683 wang wei, 4646 people call zhang wei, in addition to 4483 liu, 4112 li li, 3976 eppinger s. sourcing by design, 1958, 1927 li, 1761 zhang qiang, 1256 wang fang.One of wang wei's basketball coach, has led to the other place in the competition, I didn't think the other team's coach also called wang wei.The results match the scene full of laughter, the narrator can't tell who's who of the coach.When the referee call pause, let substitution, also don't know is which team wang wei in suspension, which team of wang wei called at half-time."Wang wei" difficult, not only have a Zhang Weiyou secondary L search their information from the web, when input the name "zhang wei" unexpectedly appeared after 751000 web pages, only to find to find their own dataThe seaRemove needle is harder.And a native of tianjin, li work in sichuan, one time use to travel to tianjin to Beijing to find a good friend of the old mouth wang fang, found that she used to live has demolition, nobody know where moved to, but under help police, have never thought in the computer 1256 people sharing the same name with friends, meet the conditions of sex, age and so on have hundreds, contacted the police more than 20 people are not that wang fang.