Mai Qiongfang (middle) is kissed by youngsters who are beneficiaries of her charity work in Baise city of the Guangxi Zhuang autonomous region, May 11, 2013. Mai, a retiree from a local hospital, is famous for having aided 85 students in their school studies over the past 34 years. She was recognized as a moral model in Guangxi in 2012. [Photo/Xinhua]

Cao Xiuying, 86, receives flowers from a volunteer nurse before Mother’s Day at her home on May 11, 2013. Cao, who lost her husband nine years ago, has been taking care of her son, who suffers from severe dementia due to childhood brain inflammation, for the past 58 years. [Photo/Xinhua]