Very nice find ...there were a few of the little Bing sets or pieces spread around at York ...
here is a nice video of one of the table top set running
https://www.youtube.com/watch?v=AONqtRFBhtE
and another
https://www.youtube.com/watch?v=-QnZQFmac04
Interesting Bing was exporting for the British and American market..both clockwork and electric
Here are some catalog pges found on the web . I hope to duplicate this layout design one day on my layout , still gathering a few bits to complete.
Bing tabletop trains certainly have "tinplate" charm in a lilliputian size .