People in Chinese county believe that abstinence from marriage and sex is the key to longevity.
According to local customs, most people in Bama county, Guangxi Zhuang autonomous region, marry late and produce children later than others.
After getting married, husbands and wives usually live in different rooms.
Bama county now has 81 residents older than 100, reports the China Daily.
According to figures, 31.5 out of every 100,000 people enjoy that status.