2. Then, pass Caochangmen Street, Huju Road and Guangzhou Road.

3. The last 5. 1 km arrived at the Chinese Medicine Hall, which took 18 minutes.

4. Nanjing, referred to as "Ning", was called Jinling and Jiankang in ancient times. It is the capital of Jiangsu, a sub-provincial city, a megacity and the core city of Nanjing metropolitan area. It is an important central city, an important scientific research and education base and a comprehensive transportation hub in eastern China as determined by the State Council.