If you are trying to track down someone named Chen Jie in Shanghai, you may need a little extra help.
According to official statistics, it is the city's most popular name and is currently shared by 3,937 people.
But while the government wants parents to choose more unusual names, they are limited to those on a list of standard Chinese characters.
Over 1.5 million people in the capital, Beijing, have the surname Wang, the Shanghai Daily reported.
China has more than 700 family names, but the vast majority of people use one of the most popular 20 names.