Labour rates are meaningless when you don't have any labour rates. No wonder they can produce at reduced costs.

Is that raw number or $ value? Also, could you share a link to the source?

I'd love to know the breakdown of how these robots are being used.

China is building Megatron

Surely this would be more readable if sorted the other way.

This graph is terribly hard to read. When using this type of graph, you should put the data series with the most variability on top, so that it doesn't make other data series waver all over the place and become hard to interpret.