First subway line in Shandong province opens
A passenger pays for the ticket of subway line 3 by cellphone in Qingdao, East China's Shandong province, Dec 18, 2016. [Photo/Xinhua] |
A passenger pays for the ticket of subway line 3 by cellphone in Qingdao, East China's Shandong province, Dec 18, 2016. [Photo/Xinhua] |