For decades, neon sign has defined Hong Kong’s cityscape, bathing its skyscraper canyons in rainbow hues. It is our collective memories. It is no accident that neon lights play a key role in foreign movies to evoked prosperity and glamour of Hong Kong. However, LED signs are supplanting neon signs and the skills that produced them started from the 21st century. They are fast disappearing. How is the future of neon signs, the icon of Hong Kong, going to be like?