While good exports have been badly hit by Brexit, perhaps we should be more concerned by the impact on our services exports, given the UK economy is now dominated by services; many of which (from creative production, to education) we're actually very good at.
But as Jonty Bloom points out the problems of the services sector(s) fail to grab the mainstream media's attention ... leading to their problems remaining unaddressed & often ignored.
https://www.thenewworld.co.uk/jonty-bloom-do-you-find-this-photo-boring/