AMOLED module is a display module based on OLED technology. Compared with traditional TFT LCD, it has the characteristics of self-luminescence, excellent color performance, and fast response speed. Therefore, it is widely used in various high-end electronic products. AMOLED module has the characteristics of self-luminescence, high contrast, bright colors, fast response speed, wide viewing angle, and wide temperature adaptability. It can be widely used in smartphones, wearable electronic devices, car central control displays, instrument panels, high-end portable medical equipment, industrial control equipment, and other fields.