Workers behind Beijing's tallest building
By Guo Kai | chinadaily.com.cn | 2016-12-19 14:19
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![Workers behind Beijing's tallest building](../../images/attachement/jpg/site1/20161219/f8bc126e4b2319c1b78e0a.jpg) |
A worker controls the elevator that can climb four meters in a second on Aug 31, 2016. The elevator will reach 514 meters and will also be used after the construction. [Photo/VCG]
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