By Sara Smyth PUBLISHED: 08:55 EST, 23 August 2013 | UPDATED: 13:15 EST, 23 August 2013 A man who displayed signs of mental health problems as a teenager has been locked up by his parents for 30 years. Dong Hai,46, was caged in a five square metre stone shelter in his parent's back yard when they grew frightened that he could hurt someone. Dong Watou and his wife Xiao Hong from Longhai, southeast China's Fujian Province said they had appealed to hospitals for help when their only son grew distressed and they feared for his mental health. Caged: Xiao Hong uses a hole in the stone wall to wash her son Dong Hai inside the stone cage with a cloth
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Dong Hai has been caged inside stone shelter in China's Fujian province
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Five square metre space has been his home since the age of sixteen
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His parents use a gap in the stone wall to pass through cans of food
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They spray water into the cage to clean their son who has no physical contact
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Hai hasn't set foot outside the cage in thirty years
Held back: @placeholder was beaten up by a drunk driver, who left him with nasty scars (right) He now struggles to work and his family find it hard to make ends meet