Sixteen years ago, mainland Chinese parents Li Zhijian and Peng Hongying travelled to Hong Kong to give birth to their third child, full of hope for his future. But little did they know their decision would turn into a nightmare for the family and ruin their son’s life – something Li said he still regretted to this day. “Originally, we planned that after giving birth to Yuanjian, we could live in Shenzhen and take him to Hong Kong for school every day like other children for the city’s better...