Zhongshan City in China

About
Zhongshan, alternately romanized via Cantonese as Chungshan, is a prefecture-level city in the south of the Pearl River Delta in Guangdong province, China. As of the 2020 census, the whole city with 4,418,060 inhabitants is now part of the Guangzhou–Shenzhen conurbation with 65,565,622 inhabitants. Wikipedia
Province: Guangdong Province
Postal code: 528400
Area: 689 mi²
Area code: 0760
City flower: Chrysanthemum
Elevation: 11 m (36 ft)
ISO 3166 code: CN-GD-20
Municipal seat: Dongqu Subdistrict
Township-level divisions: 5 districts; 18 towns; 1 development zone