Across China: Chinese city expands subway network while protecting its famous springs

JINAN, Dec. 30 (Xinhua) -- Jinan, the capital of east China's Shandong Province, launched three new subway lines over the weekend, a milestone following decades of efforts to balance subway construction with the protection of its famed natural springs.

On Saturday, Line 4 and Line 8 of Jinan's subway system began operations, alongside a section of Line 6, expanding the city's rail transit network to a total leng