Hungry tourists hiking on the Great Wall of China can now ... package from the worker at the watchtower. Drone delivery services have expanded rapidly in China in recent years.

As they walk away, Sun calls after them: "Always remember the words of Chairman Deng Xiaoping: ‘Love China, Restore the Great Wall!'" As Sun cleans the trash from his family's watchtower ...

drinks and other goods — including medical supplies — to customers at a distant section of the Great Wall of China. The drone route goes from a nearby hotel rooftop to a watchtower on the ...