HPH Sailplanes is a small Czech glider manufacturer. After bankruptcy of Glasflügel in 1998 HPH took over the molds of the 304CZ and based on that, the HPH304-line was developed. Particularly with the jet propulsion system of the 304 Shark the Czechs have caused a big sensation. Next year serial number 100 will come off the production line. In the interview, the boss Jaroslav Potměšil talks about the future of HPH, future propulsion concepts and gives some insight about what makes his airplanes so special …