New Delhi, April 18 -- An 81-year-old woman from northern China, known as "the strongest Chinese mother," has moved many people online with her life story. Born without arms and legs due to a congenital condition, she overcame immense difficulties to raise three children.

Wang Yushi, from Baiyin in Gansu province, did not even have an official name for much of her early life.

"My mother was born without hands or legs, and for more than 20 years, she did not even have a name. It was not until she married my father at 27 that a registration officer gave her the name Wang Yushi, and that is what everyone has called her since," her youngest son, Zhang Lihu, 38, was quoted as saying by South China Morning Post.

After getting married, Wang h...