400 meters. According to Baidu map, it takes 400 meters to get off at Hong Kong Road Station of Metro Line 7 and walk to Wuhan Children's Hospital, 10 minute. The subway station near Wuhan Children's Hospital includes not only Hong Kong Road Station of Metro Line 7, but also Jiao Ling Lake Station of Metro Line 3 and Line 6, which is 900 meters away from Wuhan Children's Hospital.