Ding Zhiqiang, a blind man, takes bus with help of his guide dog, whose name was Zhuangzhuang in Changzhou, Jiangsu province on Oct. 12, 2015. (Photo: Xinhua/Ji Chunpeng)
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Ding Zhiqiang, a blind man, takes bus with help of his guide dog, whose name was Zhuangzhuang in Changzhou, Jiangsu province on Oct. 12, 2015. (Photo: Xinhua/Ji Chunpeng)
