The light source of “one-river two-bank light show” mainly adopts the silicon-substrate LED light for which Nanchang owns proprietary technology property rights. The technology broke through the technology monopoly of western countries, having obtained the only first prize for national technological invention award in 2015. “Nanchang Optical Valley” lightens Nanchang and the world. The “one-river two-bank light show” won “one world’s greatest”, “seven domestic greatest” and “four domestic pioneering” in terms of urban landscape lighting project.