Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Abbreviation in the figure: XC: Xicheng District, DC: Dongcheng District, HD: Haidian District, CY: Chaoyang District, FT: Fengtai District, FS: Fangshan District, SJS: Shijingshan District, CP: Changping District, TZ: Tongzhou District, MTG: Mengtougou District, SY: Shunyi District, DX: Daxing District, PG: Pinggu County.
