Beijing Subway Line 12 has completed the commissioning phase and is set to open within the year, providing convenient travel options for residents and commuters in the city's northern area.

Also, according to a news release of the 2024 Beijing Urban Rail Transit Construction Plan, the first phases of Line 3 (Dongsishitiao-Dongfeng), Line 12 (Sijiqingqiao-Dongfeng), and the remaining ...

Under Chinese law, only the waters within 12 nautical miles seaward of ... remains of the waters within the nine-dash line is not claimed by Beijing as its territorial waters.