CNBC | PressroomThis Sri Lankan tea firm faces global challenges HomePressroomCNBCThis Sri Lankan tea firm faces global challenges November 23, 2017June 14, 2025 Dilhan Fernando at Dilmah Ceylon Tea Company says the grower faces drought from Global Warming and ponders whether robots or drones will one day pick tea leaves. See below Dilhan Interview with CNBC This Sri Lankan tea firm faces global challenges from CNBC.