She was the assistant of her husband, but she could use the sledge weighing over 5kg. She said: “I would apply the air bellow in the past. The electric air bellow takes the place of me.”

It sounds easy, but it is not easy to do. Chen Dewen started to work as a blacksmith when he was 16 years old. He had a dozen apprentices, but no one made it to the end. He said: “Someone couldn’t bear it, because it is very hot and tiring; and even some couldn’t learn it.” He thought Jing Xiaoling was the “best apprentice”. (Translated by Liu Hongyan, Fathom Language Limited)