How far is Huatian Hotel, Jiefang Road, Changsha from the provincial skull hospital?

Hello, how many miles is it from Huatian Hotel, Jiefang Road, Changsha to Provincial Brain Hospital? Huatian Hotel, Jiefang Road, Changsha is 5 km away from Provincial Brain Hospital/KLOC-0. According to Baidu map of mobile phone, Huatian Hotel on Jiefang Road in Changsha is 1.5 cm away from Provincial Brain Hospital, and the ratio of map to reality is 1 cm: 10 km, 1.5? 10= 15, so Huatian Hotel on Jiefang Road in Changsha is 15 kilometers away from the Provincial Brain Hospital.