Hello, Secretary Dong, does the company have an aerial 3D positioning business? Flying cars and drones both require aerial positioning. Does the company cooperate with Xiaopeng Huitian, DJI and other companies to develop electric flying car traffic maps and positioning business?

NavInfo: Hello, our shareholding company Liufen Technology, based on the principle of virtual reference station technology and relying on about 3,000 CORS base stations built across the country, has developed its own terminal RTK algorithm and combined navigation algorithm, and provides a large number of users with 5 systems and 16 frequencies, all-weather, real-time centimeter-level and sub-meter-level high-precision positioning services with an integrated "network-cloud-terminal" solution. Its high-precision positioning services have covered multiple fields such as intelligent driving, shared travel, precision agriculture, surveying and mapping, smart ports, and mass applications.