Bionic hands

Sun Jifa, 51, lost both his hands when a bomb he was creating for blast fishing in Guanmashan, Jilin province, northern China, exploded Could not afford hospital's prosthetic arms so made his own

Difficulty: The only drawback is that steel is quite heavy so they're tiring to wear and get hot or cold in the extremes of summer and winter, said Sun

A day in Tiananmen Square

Determined: The 51-year-old spent eight years making his bionic hand

Invention: Sun Jifa, lost both his hands when a bomb he was creating for blast fishing in Guanmashan, Jilin province, northern China, exploded prematurely

Idea: 'I survived but I had no hands and I couldn't afford to buy the false hands the hospital wanted me to have - so I decided to make my own,' he explained