Shanghai now has over 2,600 centenarians, 141 more than at the end of last year, with a 112-year-old grandmother being the city's oldest resident, local civil affairs authorities announced on Monday.

Monday marked the Chongyang Festival, a day dedicated to the elderly.

By the end of September, the city’s oldest man was 110 years old. Shanghai also boasts two centenarian couples, aged between 100 and 102.

About 75 percent of these centenarians are female. Those aged between 100 and 102 account for 83 percent, while 14.5 percent are 103 to 105 years old and those aged 106 or above occupy 2.5 percent.

The number of 99-year-old people, the centenarians-to-be, reached 1,818 in Shanghai.

Besides the centenarians, by last year, Shanghai had more than 130,000 seniors aged at or above 90, 12,600 more than 2017. Some 25,600 among them are 95 years-old or more, an increase of 2,700 from 2017.

The Pudong New Area has the most centenarians, with a total of 503, followed by Huangpu and Jing'an districts, which have respectively 239 and 235.

The city only had one centenarian in 1953. By 2011, there were more than 1,000. In 2017, the number reached 2,000 and last year it exceeded 2,500.

One of Shanghai's two centenarian couples is Zhou Yifa (left) and Lu Xiulan (right), both 100 years old.

The eldest woman in Shanghai is 112-year-old Xu Suzhen.

The oldest man in Shanghai is 110-year-old Song Honggen.