The Chinese phrase Four Great Ancient Capitals of China (中国四大古都 pinyin zhong1 guo2 si4 da4 gu3 du1) refers to Nanjing, Beijing, Xi'an, and Luoyang.
... 20.3% of all households are made up of individuals and 5.7% have someone living alone who is 65 years of age or older. The average household size is 2.96 and th ...