The Latvian company SIA Vizulo, which produces indoor and outdoor LED lights, last year reached 5.5 million euros, an increase of 45% over the previous year (2.5 million in 2016).
http://www.db.lv/zinas/foto-led-gaismeklu-razotaja-vizulo-razotne-iecava-472503
http://www.tvnet.lv/financenet/finansu_zinas/776734-latvija_raditi_gaismekli_izgaismos_formula_1_un_motogp_trasi_kuveita
https://www.diena.lv/raksts/sports/motoru-sports/latvija-raditi-gaismekli-izgaismos-_formula-1_-trasi-kuveita-14192530
https://skaties.lv/zinas/zinatne-un-tehnologijas/tehnologijas/foto-latvija-raditi-gaismekli-izgaismos-formula-1-un-moto-gp-trasi-kuveita/
http://www.la.lv/latvija-raditi-gaismekli-izgaismos-formula-1-un-motogp-trasi-kuveita/
http://rus.db.lv/ekonomika/proizvodstvo/vizulo-udvoilo-oborot-84971