Passengers wait to get on a bullet train of Jinan-Qingdao high-speed railway during its test run at Zouping Railway Station in East China’s Shandong province, on Dec 17, 2018. The 307.9-kilometer Jinan-Qingdao high-speed railway is expected to be put into service at the end of this year. [Photo/Xinhua]
A passenger takes photos on a bullet train running on the Jinan-Qingdao high-speed railway during its test run in East China’s Shandong province, on Dec 17, 2018.[Photo/Xinhua]
A train attendant talks with passengers on a bullet train running on the Jinan-Qingdao high-speed railway during its test run in East China’s Shandong province, on Dec 17, 2018.[Photo/Xinhua]
A passenger takes photos on a bullet train running on the Jinan-Qingdao high-speed railway during its test run in East China’s Shandong province, on Dec 17, 2018.[Photo/Xinhua]