ASTANA. KAZINFORM - The Astana Opera Choir performed songs by Kazakh composers on Polish soil with great success. The famous team went to this country to participate in the prestigious Hajnówka International Competition, held in the city of Białystok on May 26. The singers not only performed brilliantly at the competition, winning first place, but also gave a grand recital of music by Kazakh composers on May 27 in Warsaw as part of the tour, Kazinform learned from the press service of Astana Opera Theatre.