Sun Zhen has been working on a railway maintenance team in north China for years. In freezing cold winter, it's his job to snap icicles from the tunnel to prevent damage to the rail and trains. The deicing usually starts in the early hours of the day, and he has to ensure the safety of his crew when working the tunnel.
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3