Zhongchuang Aviation Technology (Zhejiang) Co., Ltd.

A national high-tech enterprise focused on R&D, production and sales of industrial heavy-payload unmanned helicopters since 2013. Core products: ZC500 high-altitude heavy-payload unmanned helicopter (260kg payload), ZC300 tandem-rotor UAV (100kg payload) and flight control system. Applications: military (tactical transport, supply delivery, target drones, comms relay), emergency rescue (land/maritime search), firefighting (forest fire survey, urban high-rise), agriculture/forestry (plant protection, power line patrol, oil pipeline inspection). Holds 32 patent applications.

ZC500 high-altitude heavy-payload unmanned helicopter (260kg payload, 6500m ceiling, 2-4h endurance), ZC300 tandem-rotor UAV (100kg payload, 4200m ceiling, 2h endurance), Lingxiang TD flight control system (compact design for single/tandem/coaxial helicopters, PID navigation algorithm, cm-level positioning)