The three new lines are the first phase of Line 3, connecting Dongsishitiao to ... Since the opening of Beijing's first subway line - Line 1, on Oct 1, 1969, the city has developed the longest ...

On the same day, three new urban rail transit lines in Beijing, including Line 3, Line 12 and Changping Line South extension, opened trial operation, with an additional operating mileage of about ...

Passengers pose for photos at Chaoyang Station of Subway Line 3 in Beijing, capital of China, Dec 15, 2024. [Photo/Xinhua] Notably, the first phase of Line 3, which includes (passes) Chaoyang ...