This image captures the magnificent scene of three sluice gates on a canal at night. Against the backdrop of the deep night sky, the gates are illuminated by bright green lights, presenting a visual effect full of futuristic and industrial aesthetics. The calm water surface acts like a mirror, perfectly reflecting the silhouettes of the gates and the surrounding red and yellow signal lights. The interplay of light and shadow creates a serene and mysterious atmosphere. This long-exposure photography not only showcases the structural beauty of modern hydraulic engineering but also transforms cold industrial facilities into an artistic night landscape through the contrast of colors.