Patent attributes
Disclosed in the present application are a quantum dot LED, a manufacturing method thereof, and a display device, belonging to the technical field of LED light sources. The quantum dot LED includes an LED support, an LED chip, a filling layer, and a quantum dot layer, where the LED support comprises a chamber; the LED chip is arranged on a bottom surface of the chamber; the filling layer covers the bottom surface of the chamber and the LED chip, and is engaged with walls of the chamber; and the quantum dot layer is arranged at an opening on a top surface of the chamber, a light incident side of the quantum dot layer abuts against a surface of the filling layer away from the bottom surface of the chamber, and a shortest distance h between the LED chip and the quantum dot layer meets h≥0.03 mm.