Highland barley, a key staple for Tibetans, is primarily grown on the Qinghai-Tibet Plateau at elevations of 4200 to 4500 meters and has a history spanning over four million years. It plays a crucial role in Tibetan cuisine, used to make various foods and drinks, and is celebrated during important festivals. The current harvest season showcases local Tibetans gathering highland barley, symbolizing gratitude for its contributions to their culture and livelihoods.