Workers of China Railway Construction Corporation (CRCC) work at a construction site of Moscow subway in Moscow, capital of Russia, on June 3, 2018. A core part of the third shield construction machine has been installed here on June 3 by CRCC. (Xinhua/Bai Xueqi)
Core part of shield construction machine installed in Moscow by CRCC
Source: Xinhua| 2018-06-04 18:55:56|Editor: ZX
