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