The main roads are named after provinces, such as Rushan East Road, Jiangxi Road, Hong Kong East Road, Guizhou Road and Yunnan South Road, and the secondary roads are named after cities, such as Xuzhou Road, Shanghai Lulu Road, Fuzhou Road and Taipei Road. There are also roads named after people, such as Zhongshan Road-in memory of Dr. Sun Yat-sen, the great pioneer of China's democratic revolution. It is said that the origin of Zhiquan Road originated from Duan and Duan. German road names, such as William Street (now Taiping Road), Berlin Street (now Qufu Road), The Prince Henry Street (now Guangxi Road) and Hamburg Street (now Henan Road). Japanese road names, such as Saga Town (now Guangxi Road), Wannian Town (now Jiangsu Road), Wuhe Town (now Taiping Road) and Shizuoka Town (now the southern section of Zhongshan Road). The road name of Beiyang government, such as Zhiquan Road. Zhiquan, Tian Tian, was born in Anhui Province, a northern warlord. It is said that Zhiquan Road is named after this. If so, the road naming of Zhiquan Road in Qingdao is very different. At that time, Zhiquan Road was located in the mountains in a corner of the city and countryside. Only one side of Zhanshan Road from Huiquan to Fushan revealed her quiet intersection, but the other end was nowhere to be seen. It's not obvious at all Zhifu and other Republican roads are named Yantai, Ziyang and Yanzhou, and the country is Linyi. After Germany occupied Qingdao, in order to build a deep-water wharf in Houhai, a road connecting north and south was opened at 1899, which is the prototype of Zhongshan Road. South of Dexian Road is a German-style residential area named "Fedelli Street", and north of Dexian Road is a Chinese-style residential area named Mada Road. 1922. The two roads merged and were named Shandong Road. 1929, renamed Zhongshan Road in memory of Dr. Sun Yat-sen. The total length of Zhongshan Road 1300 meters, with 63 buildings, is extraordinary. At the same time, Qidong Road-Daxue Road, Dengzhou Road and Xishan Road will be newly opened. Rehe Road, Xikang Road (Xikang, 1955) and Suiyuan Road (Suiyuan, 1954) were renamed Baotou Road in 1950s.