Rosefinch is mainly engaged in the research and development, production, and sales of unmanned aerial vehicle (UAV) tethered power systems, and is one of the leading manufacturers in the UAV tether station industry. The system has a rated different output power from 500W to 28KW, it is compatible with all multi rotor unmanned aerial vehicles with a takeoff weight of 3-140kg. These products are used and deployed by armed forces, law enforcement, civil security, and private security in 30+ countries 100+ clients for event protection, perimeter surveillance, border protection, radio communications, long-duration health monitoring, emergency communication, traffic management, environment inspections, scientific research and many more. The products are qualified by CNAS with physical performance and electrical performance testing （EMC+LVD+EMF+RF) , and verified by CE, FCC, UL, RoHS. Our values is Win-win with all upstream and downstream partners.