A flying router / Build a LAN using drones.

A flying router
Less than half of the world's regions can link to the Internet.There are many technical challenges and expensive problems in remote areas. About 4 billion people are not covered by the Internet.
Multiple uavs are linked to each other to build a LAN,It's like a wireless router that can fly to provide an area network connection.Drones carry solar panels,Used to provide longer endurance,It hopes to use it to link the Internet in remote areas, and can be used in the field for help, search and rescue, and solve the network disruption of major urban disasters.