November 11 is Singles Day because the date "11/11" consists of four ones. The more the single youth are in the city, the more popular the festival becomes, Nanjing's Modern Express reports.

Five post-80s "left-over" woman take wedding dress photos, hoping to search for a proper man.[File photo]

Information from the city's civil affairs authority showed that youth in Nanjing now marry five years later than before. Most people married between 20 and 24 in the past, and now, most couples marry between 25 and 29.

Meanwhile, an Internet survey that polled over 8,000 people showed that the age criteria for a "left-over" man is 35, and 28 for a "left-over" woman. Age 29 is the bottom line for those left-over ladies. A person in charge of a match-making company said that single women over 29 were normally deemed too old.