The Swan-K1 mapping is a Small Vtol UAV for surveying and mapping fixed-wing UAV that can take off and land vertically as well as switch flight modes with one button. It adopts no rudder surface control technology, which brings users a minimalist control experience . The most important is it could get centimeter-accurate Map without GCPs (ground control points), which truly achieves GCPs-free control measurement. Swan-K1 mapping has the advantages of lightweight, portable, convenient disassembly and installation, single-person operation, long battery life, etc advantages. It can be used in surveying and mapping, measurement, remote inspection, power inspection, urban planning, energy projects, and road construction projects, Mine surveying and other industries.