There are apparently a couple of rail gauges changes necessary at the moment - https://www.railfreight.com/beltandroad/2020/01/30/four-ways-to-speed-up-trains-o

There are apparently a couple of rail gauges changes necessary at the moment - https://www.railfreight.com/beltandroad/2020/01/30/four-ways-to-speed-up-trains-on-the-new-silk-road/?gdpr=accept https://www.railfreight.com/beltandroad/2020/01/30/four-ways...