One road one belt was a political decision to have more influence.
In terms of what rails transport can process versus container ships, it's barely useful.
They downsized one road one belt loans to a minimum last years. Most likely because countries can't afford those predatory % ( the details are also not open).
The years that China had "interesting" growth are over. Perhaps EV's, who knows.
There is an article in China daily somewhere a decade back discussing the niche between container ships and air freight. It seemed to be stretching at the time, I think the rail connection to Europe was more about face than practical use, but a lot of points in between in Central Asia aren’t served well by sea.
In terms of what rails transport can process versus container ships, it's barely useful.
They downsized one road one belt loans to a minimum last years. Most likely because countries can't afford those predatory % ( the details are also not open).
The years that China had "interesting" growth are over. Perhaps EV's, who knows.