3D Architectural projection technology represents an emerging and highly advanced form of media technology, recognized as the forefront of projection technology worldwide. By utilizing architectural structures as its canvas and seamlessly blending real and virtual elements, it delivers an astonishing audio-visual experience to audiences, particularly in nighttime settings, surpassing their wildest imaginations. This versatile technology can be implemented across various mediums, transcending physical constraints and converting object surfaces into animated displays, seamlessly fusing reality with animation to create a powerful visual impact. Through 3D technology, customized animations can be projected onto different surfaces, including ground, water curtains, streamlined structures, landscapes, graffiti, and domes, resulting in extraordinary audio-visual effects.