The train derailed during testing of an overground section of Beijing subway Line 4. The train derailed during testing of an overground section of Beijing subway Line 4.
The train derailed during testing of an overground section of Beijing subway Line 4.

Beijing subway train derails during testing of new section of tracks

Topic |   Hong Kong MTR
The train derailed during testing of an overground section of Beijing subway Line 4. The train derailed during testing of an overground section of Beijing subway Line 4.
The train derailed during testing of an overground section of Beijing subway Line 4.
READ FULL ARTICLE