https://praguepig.com/2019/11/czechnology-aerotech-czech-begins-producing-parts-for-ariane-6-space-rockets-fuel-system-at-new-facility-in-klatovy-plzen-region-european-space-agency-launch-vehicle-will-feature-czech-flag-for-f/
Czechnology: Aerotech Czech begins producing parts for Ariane 6 space rocket's fuel system at new facility in Klatovy, Plzen Region; European Space Agency launch vehicle will feature Czech flag for first time when Ariane 6 test flights begin late next year (2020) (Nova) [Social Media Post]