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article_snippet: However, Chinese state media says the figure could be as high as 200,000, according to the BBC.
article_snippet: An investigation by the BBC revealed the plight of one father, Xiao Chaohua, who has not seen his son since February 2007 after his disappeared from their home in Huizhou, aged five.
article_snippet: Since then Mr Chaohua has scoured China and even taken out TV adverts in an effort to find Mr Chaohua, but to no avail.