ABRIS Design Group has a 20-year experience in light and ultra-light aviation, UAS, aerial mapping, and land monitoring. - Designing UAS launch and landing/rescue systems; - Developing know-how and self-engineered equipment for aerial mapping; - Aerial mapping and generating orthophotos for both even and mountainous lands; - Numerous researches and practical engineering works for our partners. - Airframe engineering know-how and software development for aerodynamic and strength prediction; - Designing several types of light airplanes, including the well-known ultralight utility aircraft SkyRanger (in cooperation with “Aeros”); - Designing several types of UAS with the flying weight of 3 to 75 kg;