BEIJING, March 8 (Xinhua) — Due to visual impairment, Wang Yongcheng can not see the magnificent interior of the Great Hall of the People in Beijing, but that does not stop him from navigating the ga
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BEIJING, March 8 (Xinhua) — Due to visual impairment, Wang Yongcheng can not see the magnificent interior of the Great Hall of the People in Beijing, but that does not stop him from navigating the ga