'Reform Pioneer' still learning at 90

Veteran Mandarin teacher Yu Yi has never scolded any student in long career

At the age of 90, Yu Yi is still full of energy. As honorary principal of Shanghai Yangpu Senior High School, the retiree is still engaged in Mandarin primary education and training young teachers in China.

She has compiled several books based on her teaching procedures - the first books on pedagogy of their kind in China in the late 1970s. Among them, Introduction to Modern Teacher Development and Introduction to the Study of Modern Teachers have been used as training materials by the Ministry of Education.