Fonded in 1969 by M. Joseph and Rolf Egger • Headquarter in Fribourg (Switzerland) • Member of the POLYGENA group • Productions site in Switzerland and China • Sales departement in Switzerland, Fr......Fonded in 1969 by M. Joseph and Rolf Egger • Headquarter in Fribourg (Switzerland) • Member of the POLYGENA group • Productions site in Switzerland and China • Sales departement in Switzerland, France, United-Kingdom, Slovakia and Germany • 170 employees worldwide