The documentary Highland Deliveryman tells the story of Liu who is leading his whole family to work as Couriers in Seda during a year. Seda has the largest Buddhist college in the world. It is also located at an altitude of 4,000 meters and a plateau with a temperature difference as low as minus 28 degrees. The documentary tells the story of Liu who is following his dreams under the background of the Chinese Internet era. As an introduction, express delivery is not only a connection between things, but also an emotional connection between people.