Determined engineer from poverty-stricken background who worked a series of tough jobs while at school, hailed for ‘never giving up’

A man in China who worked at the coalface with his father as a boy has gone on to earn a PhD in mining engineering, inspiring many people online.

The 30-something man, who is known online as “Coal Miner No 3”, recently shared the acknowledgements from his PhD thesis on social media.

He also recalled his childhood in a poor area and being sent to learn martial arts.

At the age of 12, he joined his father down the coal mines while his mother ran the household.