I think most people are quoting good old Wikipedia that estimates between 10-50m revenue. https://en.m.wikipedia.org/wiki/Globalsat_Group There's another site which quotes around 17.1 mil revenue but I couldn't get the link. There isn't much Info though on the money involved all estimates so could be more could be less.
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Week 44 Wrap: Relatively boring week ahead of US election; HotCopper's most watched; Oz inflation at 3.5%